Advertisement
PS Physics Chapter 6 Thermal Energy: A Comprehensive Guide
Are you struggling to grasp the concepts within PS Physics Chapter 6 on Thermal Energy? This comprehensive guide breaks down the key topics, providing clear explanations, helpful examples, and practical tips to help you master this crucial chapter. We'll cover everything from the fundamental definitions to more complex applications, ensuring you're fully prepared for exams and beyond. Let's dive into the world of heat and thermodynamics!
H2: Understanding Fundamental Concepts of Thermal Energy
Before tackling the complexities of PS Physics Chapter 6, let's establish a strong foundation. This section will clarify key terms and definitions, providing a solid base for understanding the more advanced topics covered later.
H3: What is Thermal Energy?
Thermal energy, also known as heat energy, is the total kinetic energy of the particles within a substance. These particles – atoms and molecules – are constantly in motion, vibrating, rotating, and translating. The faster these particles move, the higher the thermal energy of the substance. This is directly related to the temperature; higher temperature means higher average kinetic energy.
H3: Internal Energy and its Components
Internal energy is the total energy stored within a substance. This encompasses not only the kinetic energy of the particles (thermal energy) but also their potential energy due to intermolecular forces and chemical bonds. Understanding the distinction between thermal energy and internal energy is vital for solving problems in thermodynamics.
H3: Temperature: A Measure of Average Kinetic Energy
Temperature is not the same as thermal energy. While related, temperature is a measure of the average kinetic energy of the particles in a substance. A large object at a low temperature can have a higher total thermal energy than a small object at a high temperature. This subtlety is often a point of confusion for students.
H2: Heat Transfer Mechanisms: Conduction, Convection, and Radiation
PS Physics Chapter 6 likely delves into the three primary mechanisms by which thermal energy is transferred:
H3: Conduction:
Conduction involves the transfer of heat through direct contact. Energy is transferred from higher-energy particles to lower-energy particles through collisions. Good conductors, like metals, allow heat to transfer readily, while insulators, like wood, resist heat transfer.
H3: Convection:
Convection occurs in fluids (liquids and gases) where heat is transferred through the movement of heated matter. Warmer, less dense fluid rises, while cooler, denser fluid sinks, creating convection currents. Examples include boiling water and atmospheric circulation.
H3: Radiation:
Radiation involves the transfer of heat through electromagnetic waves. This doesn't require a medium and can occur even in a vacuum. The sun's energy reaches Earth through radiation. The rate of radiative heat transfer depends on factors such as temperature and surface area.
H2: Specific Heat Capacity and Latent Heat
This section covers the quantitative aspects of thermal energy transfer, which are often crucial for problem-solving.
H3: Specific Heat Capacity:
Specific heat capacity is the amount of heat required to raise the temperature of one kilogram of a substance by one degree Celsius (or one Kelvin). Different substances have different specific heat capacities, reflecting their differing atomic structures and intermolecular forces.
H3: Latent Heat:
Latent heat refers to the energy absorbed or released during a phase change (e.g., melting, boiling, freezing). This energy is used to break or form intermolecular bonds, rather than raising the temperature. Latent heat of fusion is associated with melting and freezing, while latent heat of vaporization is related to boiling and condensation.
H2: Applications of Thermal Energy Principles
PS Physics Chapter 6 likely explores practical applications of the principles discussed. These applications can range from everyday phenomena to advanced technologies. Understanding these applications will help you connect theoretical concepts to real-world scenarios.
H2: Problem-Solving Strategies for Thermal Energy Problems
Mastering PS Physics Chapter 6 requires effective problem-solving skills. This section offers practical strategies and tips. Remember to always clearly identify the given information, the unknowns, and the relevant equations. Drawing diagrams can also be incredibly helpful in visualizing the problem. Practice consistently with a variety of problems to build your confidence and proficiency.
Conclusion:
This guide provides a comprehensive overview of the key concepts covered in PS Physics Chapter 6 on Thermal Energy. By understanding the fundamental definitions, the mechanisms of heat transfer, and the quantitative aspects of thermal energy, you’ll be well-equipped to tackle any challenge this chapter presents. Remember to practice regularly, and don't hesitate to seek clarification on any points that remain unclear.
FAQs:
1. What is the difference between heat and temperature? Heat is the total thermal energy, while temperature is the average kinetic energy of particles.
2. How does the specific heat capacity of a material affect its temperature change? A higher specific heat capacity means a larger amount of heat is needed to raise the temperature by a given amount.
3. What are the units for specific heat capacity? Common units include J/kg·K or J/kg·°C.
4. Why is latent heat important in phase changes? Latent heat provides the energy needed to break or form intermolecular bonds during phase transitions without a temperature change.
5. How can I improve my problem-solving skills in thermal physics? Practice regularly with a variety of problems, draw diagrams, and systematically identify the givens and unknowns in each problem.
ps physics chapter 6 thermal energy: The Physics of Deformation and Fracture of Polymers A. S. Argon, 2013-03-07 Demonstrating through examples, this book presents a mechanism-based perspective on the broad range of deformation and fracture response of solid polymers. It draws on the results of probing experiments and considers the similar mechanical responses of amorphous metals and inorganic compounds to develop advanced methodology for generating more precise forms of modelling. This, in turn, provides a better fundamental understanding of deformation and fracture phenomena in solid polymers. Such mechanism-based constitutive response forms have far-reaching application potential in the prediction of structural responses and in tailoring special microstructures for tough behaviour. Moreover, they can guide the development of computational codes for deformation processing of polymers at any level. Applications are wide-ranging, from large strain industrial deformation texturing to production of precision micro-fluidic devices, making this book of interest to both advanced graduate students and to practising professionals. |
ps physics chapter 6 thermal energy: B.Sc. Practical Physics Harnam Singh | PS Hemne, 2000-10 FOR B.SC STUDENTS OF ALL INDIAN UNIVERSITIES |
ps physics chapter 6 thermal energy: B.Sc. Practical Physics (LPSPE) Singh Harnam & Hemne P.S., FOR B.SC STUDENTS OF ALL INDIAN UNIVERSITIES |
ps physics chapter 6 thermal energy: Thermal Analysis of Power Electronic Devices Used in Renewable Energy Systems Alhussein Albarbar, Canras Batunlu, 2017-07-19 This book analyzes the thermal characteristics of power electronic devices (PEDs) with a focus on those used in wind and solar energy systems. The authors focus on the devices used in such applications, for example boost converters and inverters under different operating conditions. The book explains in detail finite element modeling techniques, setting up measuring systems, data analysis, and PEDs’ lifetime calculations. It is appropriate reading for graduate students and researchers who focus on the design and reliability of power electronic devices. |
ps physics chapter 6 thermal energy: The Physics of Living Processes Thomas Andrew Waigh, 2014-08-08 This full-colour undergraduate textbook, based on a two semester course, presents the fundamentals of biological physics, introducing essential modern topics that include cells, polymers, polyelectrolytes, membranes, liquid crystals, phase transitions, self-assembly, photonics, fluid mechanics, motility, chemical kinetics, enzyme kinetics, systems biology, nerves, physiology, the senses, and the brain. The comprehensive coverage, featuring in-depth explanations of recent rapid developments, demonstrates this to be one of the most diverse of modern scientific disciplines. The Physics of Living Processes: A Mesoscopic Approach is comprised of five principal sections: • Building Blocks • Soft Condensed Matter Techniques in Biology • Experimental Techniques • Systems Biology • Spikes, Brains and the Senses The unique focus is predominantly on the mesoscale — structures on length scales between those of atoms and the macroscopic behaviour of whole organisms. The connections between molecules and their emergent biological phenomena provide a novel integrated perspective on biological physics, making this an important text across a variety of scientific disciplines including biophysics, physics, physical chemistry, chemical engineering and bioengineering. An extensive set of worked tutorial questions are included, which will equip the reader with a range of new physical tools to approach problems in the life sciences from medicine, pharmaceutical science and agriculture. |
ps physics chapter 6 thermal energy: The Physics of Rainclouds Fletcher, Neville H. Fletcher, 2011-04-14 This book examines cloud physics. |
ps physics chapter 6 thermal energy: Thermal Energy Yatish T. Shah, 2018-01-12 The book details sources of thermal energy, methods of capture, and applications. It describes the basics of thermal energy, including measuring thermal energy, laws of thermodynamics that govern its use and transformation, modes of thermal energy, conventional processes, devices and materials, and the methods by which it is transferred. It covers 8 sources of thermal energy: combustion, fusion (solar) fission (nuclear), geothermal, microwave, plasma, waste heat, and thermal energy storage. In each case, the methods of production and capture and its uses are described in detail. It also discusses novel processes and devices used to improve transfer and transformation processes. |
ps physics chapter 6 thermal energy: Physics for B.Sc. Students (Semester-II) As per NEP-UP Arora C.L. & Hemne P.S., This textbook has been conceptualised to meet the needs of B.Sc. Second Semester students of Physics as per Common Minimum Syllabus prescribed for all Uttar Pradesh State Universities and Colleges under the recommended National Education Policy 2020. Designed strictly as per the syllabus, the first part of the textbook comprehensively covers the theory paper, Thermal Physics & Semiconductor Devices, which discusses important topics such as laws of thermodynamics, kinetic theory of gases, theory of radiation, DC & AC circuits, semiconductors & diodes and transistors. The second part of the textbook systematically covers the practical paper, Thermal Properties of Matter & Electronic Circuits, to help students achieve solid conceptual understanding and learn experimental procedures. |
ps physics chapter 6 thermal energy: Physics of the Life Sciences Jay Newman, 2010-03-23 Each chapter has three types of learning aides for students: open-ended questions, multiple-choice questions, and quantitative problems. There is an average of about 50 per chapter. There are also a number of worked examples in the chapters, averaging over 5 per chapter, and almost 600 photos and line drawings. |
ps physics chapter 6 thermal energy: Physics of the Human Body Irving Herman, 2007-02-16 This book comprehensively addresses the physical and engineering aspects of human physiology by using and building on first-year college physics and mathematics. It is the most comprehensive book on the physics of the human body, and the only book also providing theoretical background. The book is geared to undergraduates interested in physics, medical applications of physics, quantitative physiology, medicine, and biomedical engineering. |
ps physics chapter 6 thermal energy: Fundamentals of Physics, Volume 2 David Halliday, Robert Resnick, Jearl Walker, 2021-10-05 Renowned for its interactive focus on conceptual understanding, its superlative problem-solving instruction, and emphasis on reasoning skills, the Fundamentals of Physics: Volume 2, 12th Edition, is an industry-leading resource in physics teaching. With expansive, insightful, and accessible treatments of a wide variety of subjects, including photons, matter waves, diffraction, and relativity, the book is an invaluable reference for physics educators and students. In the second volume of this two-volume set, the authors discuss subjects including Coulomb???s Law, Gauss??? Law, and Maxwell???s Equations. |
ps physics chapter 6 thermal energy: Fundamentals of the Physics of Solids Jenö Sólyom, 2007-09-19 This book is the first of a three-volume series written by the same author. It aims to deliver a comprehensive and self-contained account of the fundamentals of the physics of solids. In the presentation of the properties and experimentally observed phenomena together with the basic concepts and theoretical methods, it goes far beyond most classic texts. The essential features of various experimental techniques are also explained. The text provides material for upper-level undergraduate and graduate courses. It will also be a valuable reference for researchers in the field of condensed matter physics. |
ps physics chapter 6 thermal energy: The Physics of Composite and Porous Media T. J. T. (Tim) Spanos, Norman Udey, 2017-11-06 Building on the success of T.J.T. Spanos's previous book The Thermophysics of Porous Media, The Physics of Composite and Porous Media explains non-linear field theory that describes how physical processes occur in the earth. It describes physical processes associated with the interaction of the various phases at the macroscale (the scale at which continuum equations are established) and how these interactions give rise to additional physical processes at the megascale (the scale orders of magnitude larger at which a continuum description may once again be established). Details are also given on how experimental, numerical and theoretical work on this subject fits together. This book will be of interest to graduate students and academic researchers working on understanding the physical process in the earth, in addition to those working in the oil and hydrogeology industries. |
ps physics chapter 6 thermal energy: 44 Years IIT-JEE Physics Chapter Wise Solved Papers (1978 - 2021) By Career Point Kota Career Point Kota, 2020-07-14 Whenever a student decides to prepare for any examination, her/his first and foremost curiosity arises about the type of questions that he/she has to face. This becomes more important in the context of JEE Advanced where there is neck-to-neck race. For this purpose, we feel great pleasure to present this book before you. We have made an attempt to provide 44 Years IIT-JEE Physics chapter wise questions asked in IIT-JEE /JEE Advanced from 1978 to 2021 along with their solutions. Features Topic-wise collection of past JEE-Advanced question papers (1978-2021). Each chapter divides the questions into categories (as per the latest JEE Advanced pattern) - MCQ single correct answer, MCQ with multiple correct answers, Passage Based, Assertion-Reason, Integer Answer, Fill in the Blanks, True/False and Subjective Questions. Solutions have been given with enough diagrams, proper reasoning for better understanding. Students must attempt these questions immediately after they complete unit in their class/school/home during their preparation. Chapters - 44 Years IIT-JEE Physics Solved Papers (1978-2021) 1. Unit, Dimension & Error 2. Kinematics 3. Laws of Motion & Friction 4. Work, Power and Energy 5. Conservation Law 6. Rotational Motion 7. Gravitation 8. Simple Harmonic Motion 9. Properties of Matter & Fluid Mechanics 10. Wave Motion 11. Heat and Thermodynamics 12. Electrostatics 13. Current Electricity 14. Magnetic Effect of Current 15. Electromagnetic Induction and Alternating Current 16. Optics 17. Modern Physics 18. Model Test Papers |
ps physics chapter 6 thermal energy: Semiconductor Device Physics and Design Umesh Mishra, Jasprit Singh, 2007-11-06 Semiconductor Device Physics and Design teaches readers how to approach device design from the point of view of someone who wants to improve devices and can see the opportunity and challenges. It begins with coverage of basic physics concepts, including the physics behind polar heterostructures and strained heterostructures. The book then details the important devices ranging from p-n diodes to bipolar and field effect devices. By relating device design to device performance and then relating device needs to system use the student can see how device design works in the real world. |
ps physics chapter 6 thermal energy: Carbon Nanotube and Graphene Device Physics H.-S. Philip Wong, Deji Akinwande, 2011 The first introductory textbook to explain the properties and performance of practical nanotube devices and related applications. |
ps physics chapter 6 thermal energy: Accelerator Physics S Y Lee, 2004-12-22 The development of high energy accelerators began in 1911, when Rutherford discovered the atomic nuclei inside the atom. Since then, progress has been made in the following: (1) development of high voltage dc and rf accelerators, (2) achievement of high field magnets with excellent field quality, (3) discovery of transverse and longitudinal beam focusing principles, (4) invention of high power rf sources, (5) improvement of high vacuum technology, (6) attainment of high brightness (polarized/unpolarized) electron/ion sources, (7) advancement of beam dynamics and beam manipulation schemes, such as beam injection, accumulation, slow and fast extraction, beam damping and beam cooling, instability feedback, etc. The impacts of the accelerator development are evidenced by the many ground-breaking discoveries in particle and nuclear physics, atomic and molecular physics, condensed matter physics, biomedical physics, medicine, biology, and industrial processing. This book is intended to be used as a graduate or senior undergraduate textbook in accelerator physics and science. It can be used as preparatory course material for graduate accelerator physics students doing thesis research. The text covers historical accelerator development, transverse betatron motion, synchrotron motion, an introduction to linear accelerators, and synchrotron radiation phenomena in low emittance electron storage rings, introduction to special topics such as the free electron laser and the beam-beam interaction. Attention is paid to derivation of the action-angle variables of the phase space, because the transformation is important for understanding advanced topics such as the collective instability and nonlinear beam dynamics. Each section is followed by exercises, which are designed to reinforce the concept discussed and to solve a realistic accelerator design problem. |
ps physics chapter 6 thermal energy: Publications United States. National Bureau of Standards, 1989 |
ps physics chapter 6 thermal energy: The Physical Signature of Computation Neal G. Anderson, Gualtiero Piccinini, 2024-07-09 In The Physical Signature of Computation, Neal Anderson and Gualtiero Piccinini articulate and defend the robust mapping account--the most systematic, rigorous, and comprehensive account of computational implementation to date. Drawing in part from recent results in physical information theory, they argue that mapping accounts of implementation can be made adequate by incorporating appropriate physical constraints. According to the robust mapping account, the key constraint on mappings from physical to computational states--the key for establishing that a computation is physically implemented--is physical-computational equivalence: evolving physical states bear neither more nor less information about the evolving computation than do the computational states they map onto. When this highly nontrivial constraint is satisfied, among others that are spelled out as part of the account, a physical system can be said to implement a computation in a robust sense, which means that the system bears the physical signature of the computation. Anderson and Piccinini apply their robust mapping account to important questions in physical foundations of computation and cognitive science, including the alleged indeterminacy of computation, pancomputationalism, and the computational theory of mind. They show that physical computation is determinate, nontrivial versions of pancomputationalism fail, and cognition involves computation only insofar as neurocognitive systems bear the physical signature of specific computations. They also argue that both consciousness and physics outstrip computation. |
ps physics chapter 6 thermal energy: Handbook Of Accelerator Physics And Engineering (3rd Printing) Maury Tigner, 1999-03-26 Edited by internationally recognized authorities in the field, this expanded edition of the bestselling Handbook first published in 1999 is aimed at the design and operation of modern accelerators including Linacs, Synchrotrons and Storage Rings. It is intended as a vade mecum for professional engineers and physicists engaged in these subjects. With a collection of 2200 equations, 345 illustrations and 185 tables, here one will find, in addition to the common formulae of previous compilations, hard to find, specialized formulae, recipes and material data pooled from the lifetime experience of many of the world's most able practitioners of the art and science of accelerators.The eight chapters include both theoretical and practical matters as well as an extensive glossary of accelerator types. Chapters on beam dynamics and electromagnetic and nuclear interactions deals with linear and nonlinear single particle and collective effects including spin motion, beam-environment, beam-beam and intrabeam interactions. The impedance concept and calculations are dealt with at length as are the instabilities associated with the various interactions mentioned. A chapter on operational considerations deals with orbit error assessment and correction. Chapters on mechanical and electrical considerations present material data and important aspects of component design including heat transfer and refrigeration. Hardware systems for particle sources, feedback systems, confinement and acceleration (both normal conducting and superconducting) receive detailed treatment in a subsystems chapter, beam measurement techniques and apparatus being treated therein as well. The closing chapter gives data and methods for radiation protection computations as well as much data on radiation damage to various materials and devices.A detailed index is provided together with reliable references to the literature where the most detailed information available on all subjects treated can be found. |
ps physics chapter 6 thermal energy: Nonequilibrium Gas Dynamics and Molecular Simulation Iain D. Boyd, Thomas E. Schwartzentruber, 2017-03-23 This current and comprehensive book provides an updated treatment of molecular gas dynamics topics for aerospace engineers, or anyone researching high-temperature gas flows for hypersonic vehicles and propulsion systems. It demonstrates how the areas of quantum mechanics, kinetic theory, and statistical mechanics can combine in order to facilitate the study of nonequilibrium processes of internal energy relaxation and chemistry. All of these theoretical ideas are used to explain the direct simulation Monte Carlo (DSMC) method, a numerical technique based on molecular simulation. Because this text provides comprehensive coverage of the physical models available for use in the DSMC method, in addition to the equations and algorithms required to implement the DSMC numerical method, readers will learn to solve nonequilibrium flow problems and perform computer simulations, and obtain a more complete understanding of various physical modeling options for DSMC than is available in other texts. |
ps physics chapter 6 thermal energy: Physics with Many Positrons Alfredo Dupasquier, Allen P. Mills, Roberto S. Brusa, 2010 With the exception of positron emission tomography (PET), the field of low energy positron science produces relatively few academic articles each year compared to more accessible fields. Though much has been achieved since the publication of two related volumes earlier in this series: Positron Solid State Physics (1981) and Positron Spectroscopy of Solids (1993), only the first steps have been made towards 'physics with many positrons': physical situations where the interactions of positrons with positrons can be observed. This 2009 Enrico Fermi School aims to stimulate the field o. |
ps physics chapter 6 thermal energy: Physics Briefs , 1994 |
ps physics chapter 6 thermal energy: Principles of Physics David Halliday, Robert Resnick, Jearl Walker, 2023 Renowned for its interactive focus on conceptual understanding, Halliday and Resnick's Principles of Physics, 12th edition, is an industry-leading resource in physics teaching with expansive, insightful, and accessible treatments of a wide variety of subjects. Focusing on several contemporary areas of research and a wide array of tools that support students' active learning, this book guides students through the process of learning how to effectively read scientific material, identify fundamental concepts, reason through scientific questions, and solve quantitative problems. This International Adaptation of the twelfth edition is built to be a learning center with practice opportunities, simulations, and videos. Numerous practice and assessment questions are available to ensure that students understand the problem-solving processes behind key concepts and understand their mistakes while working through problems. |
ps physics chapter 6 thermal energy: Muon and Muonium Chemistry D. C. Walker, 1983 This book covers all aspects of the chemical behaviour of the muon - a rare, short-lived, elementary particle having a mass intermediate between that of the proton and the electron. Muons provide an exceptional opportunity to investigate basic chemical interactions, simply because they are so short-lived: they can thus be studied using the powerful technique of muon spin rotation, in which the yield, decay rate and identity of the muon in several different states is observed. Although originally of principal interest to nuclear and particle physicists, muons have recently become important as probes in solid-state physics and in all phases of chemistry. This book will be a valuable source of information for research scientists, university teachers and graduate students interested in physical chemistry, chemical physics and the application of nuclear science to the life sciences. |
ps physics chapter 6 thermal energy: Companion to the History of Modern Science G N Cantor, G.N. Cantor, J.R.R. Christie, M.J.S. Hodge, R.C. Olby, 2006-09-07 * A descriptive and analytical guide to the development of Western science from AD 1500, and to the diversity and course of that development first in Europe and later across the world * Presented in clear, non-technical language * Extensive indexes of Subjects and Names `Indeed a companion volume whose 67 essays give pleasure and instruction ... an ambitious and successful work.' - Times Literary Supplement `This work is an essential resource for libraries everywhere. For specialist science libraries willing to keep just one encyclopaedic guide to history, for undergraduate libraries seeking to provide easily accessible information, for the devisers of university curricula, for the modern social historian or even the eclectic scientist taking a break from simply making history, this is the book for you.' - Times Higher Education Supplement `A pleasure to read with a carefully chosen typeface, well organized pages and ample margins ... it is very easy to find one's way around. This is a book which will be consulted widely.' - Technovation `This is a commendably easy book to use.' - British Journal of the History of Science `Scholars from other areas entering this field, students taking the vertical approach and teachers coming from any direction cannot fail to find this an invaluable text.' - History of Science Journal |
ps physics chapter 6 thermal energy: Fundamentals of Solid State Electronics Chih-Tang Sah, 1991-10-30 This is perhaps the most comprehensive undergraduate textbook on the fundamental aspects of solid state electronics. It presents basic and state-of-the-art topics on materials physics, device physics, and basic circuit building blocks not covered by existing textbooks on the subject. Each topic is introduced with a historical background and motivations of device invention and circuit evolution. Fundamental physics is rigorously discussed with minimum need of tedious algebra and advanced mathematics. Another special feature is a systematic classification of fundamental mechanisms not found even in advanced texts. It bridges the gap between solid state device physics covered here with what students have learnt in their first two years of study. Used very successfully in a one-semester introductory core course for electrical and other engineering, materials science and physics junior students, the second part of each chapter is also used in an advanced undergraduate course on solid state devices. The inclusion of previously unavailable analyses of the basic transistor digital circuit building blocks and cells makes this an excellent reference for engineers to look up fundamental concepts and data, design formulae, and latest devices such as the GeSi heterostructure bipolar transistors. This book is also available as a set with Fundamentals of Solid-State Electronics — Study Guide and Fundamentals of Solid-State Electronics — Solution Manual. |
ps physics chapter 6 thermal energy: Electron-phonon Interactions in Low-dimensional Structures Lawrence John Challis, 2003 The study of electrons and holes confined to two, one and even zero dimensions has uncovered a rich variety of new physics and applications. This book describes the interaction between these confined carriers and the optic and acoustic phonons within and around the confined regions. Phonons provide the principal channel of energy transfer between the carriers and their surroundings and also the main restriction to their room temperature mobility. But they have many other roles; they provide, for example, an essential feature of the operation of the quantum cascade laser. Since their momenta at relevant energies are well matched to those of electrons, they can also be used to probe electronic properties such as the confinement width of 2D electron gases and the dispersion curve of quasiparticles in the fractional quantum Hall effect. The book describes both the physics of the electron-phonon interaction in the different confined systems and the experimental and theoretical techniques that have been used in its investigation. The experimental methods include optical and transport techniques as well as techniques in which phonons are used as the experimental probe. The aim of the book is to provide an up to date review of the physics and its significance in device performance. It is also written to be explanatory and accessible to graduate students and others new to the field. |
ps physics chapter 6 thermal energy: The Interaction of High-Power Lasers with Plasmas Shalom Eliezer, 2002-08-16 The Interaction of High-Power Lasers with Plasmas provides a thorough self-contained discussion of the physical processes occurring in laser-plasma interactions, including a detailed review of the relevant plasma and laser physics. The book analyzes laser absorption and propagation, electron transport, and the relevant plasma waves in detail. It al |
ps physics chapter 6 thermal energy: Nanomagnetic and Spintronic Devices for Energy-Efficient Memory and Computing Jayasimha Atulasimha, Supriyo Bandyopadhyay, 2016-03-07 Nanomagnetic and spintronic computing devices are strong contenders for future replacements of CMOS. This is an important and rapidly evolving area with the semiconductor industry investing significantly in the study of nanomagnetic phenomena and in developing strategies to pinpoint and regulate nanomagnetic reliably with a high degree of energy efficiency. This timely book explores the recent and on-going research into nanomagnetic-based technology. Key features: Detailed background material and comprehensive descriptions of the current state-of-the-art research on each topic. Focuses on direct applications to devices that have potential to replace CMOS devices for computing applications such as memory, logic and higher order information processing. Discusses spin-based devices where the spin degree of freedom of charge carriers are exploited for device operation and ultimately information processing. Describes magnet switching methodologies to minimize energy dissipation. Comprehensive bibliographies included for each chapter enabling readers to conduct further research in this field. Written by internationally recognized experts, this book provides an overview of a rapidly burgeoning field for electronic device engineers, field-based applied physicists, material scientists and nanotechnologists. Furthermore, its clear and concise form equips readers with the basic understanding required to comprehend the present stage of development and to be able to contribute to future development. Nanomagnetic and Spintronic Devices for Energy-Efficient Memory and Computing is also an indispensable resource for students and researchers interested in computer hardware, device physics and circuits design. |
ps physics chapter 6 thermal energy: Energy Research Abstracts , 1978 |
ps physics chapter 6 thermal energy: Thermal Radiation Heat Transfer Robert Siegel, John Howell, 2002-01-01 |
ps physics chapter 6 thermal energy: Journal of Research of the National Bureau of Standards United States. National Bureau of Standards, 1975 |
ps physics chapter 6 thermal energy: Fusion Energy Update , 1980 |
ps physics chapter 6 thermal energy: Numerical Modeling in Open Channel Hydraulics Romuald Szymkiewicz, 2010-03-10 Open channel hydraulics has always been a very interesting domain of scienti c and engineering activity because of the great importance of water for human l- ing. The free surface ow, which takes place in the oceans, seas and rivers, can be still regarded as one of the most complex physical processes in the environment. The rst source of dif culties is the proper recognition of physical ow processes and their mathematical description. The second one is related to the solution of the derived equations. The equations arising in hydrodynamics are rather comp- cated and, except some much idealized cases, their solution requires application of the numerical methods. For this reason the great progress in open channel ow modeling that took place during last 40 years paralleled the progress in computer technique, informatics and numerical methods. It is well known that even ty- cal hydraulic engineering problems need applications of computer codes. Thus, we witness a rapid development of ready-made packages, which are widely d- seminated and offered for engineers. However, it seems necessary for their users to be familiar with some fundamentals of numerical methods and computational techniques applied for solving the problems of interest. This is helpful for many r- sons. The ready-made packages can be effectively and safely applied on condition that the users know their possibilities and limitations. For instance, such knowledge is indispensable to distinguish in the obtained solutions the effects coming from the considered physical processes and those caused by numerical artifacts. |
ps physics chapter 6 thermal energy: Equatorial Electrojet CAgodi Onwumechikli, 2019-03-04 This is the first book to review all the fields of equatorial electrojet phenomena and their relevant theories in one volume. In certain relevant sections, the book discusses both the equatorial electrojet and the world-wide parts of the Sq current systems. Onwumwchili is an internationally known and highly respected expert in the equatorial electrojet field- a brand of geomagnetism. |
ps physics chapter 6 thermal energy: Mathematical Models of Information and Stochastic Systems Philipp Kornreich, 2018-10-03 From ancient soothsayers and astrologists to today’s pollsters and economists, probability theory has long been used to predict the future on the basis of past and present knowledge. Mathematical Models of Information and Stochastic Systems shows that the amount of knowledge about a system plays an important role in the mathematical models used to foretell the future of the system. It explains how this known quantity of information is used to derive a system’s probabilistic properties. After an introduction, the book presents several basic principles that are employed in the remainder of the text to develop useful examples of probability theory. It examines both discrete and continuous distribution functions and random variables, followed by a chapter on the average values, correlations, and covariances of functions of variables as well as the probabilistic mathematical model of quantum mechanics. The author then explores the concepts of randomness and entropy and derives various discrete probabilities and continuous probability density functions from what is known about a particular stochastic system. The final chapters discuss information of discrete and continuous systems, time-dependent stochastic processes, data analysis, and chaotic systems and fractals. By building a range of probability distributions based on prior knowledge of the problem, this classroom-tested text illustrates how to predict the behavior of diverse systems. A solutions manual is available for qualifying instructors. |
ps physics chapter 6 thermal energy: Transport Properties and Potential Energy Models for Monatomic Gases Hui Li, Frederick R. W. McCourt, 2024-01-04 The first two chapters of this book are an update and outgrowth of the monograph Nonequilibrium Phenomena in Polyatomic Gases published by OUP in 1990, and a response to considerable improvements in the experimental determination of the transport properties of dilute gases that have taken place during the past 30 years. The experimental determination has improved sufficiently that it has become necessary to carry out calculations at the level of the second Chapman-Cowling approximation in order to give computed results that lie within the current experimental uncertainties now being reported. Chapter 3 is devoted to realistic interatomic potential energy functions, and begins with a discussion of the need for more accurate representations of these functions. Direct inversion of both microscopic data (spectroscopic transition frequencies and atomic beam scattering) and bulk property data (pressure and acoustic second virial coefficients, transport properties) are discussed in detail. The quantum chemical ab initio determination of binary atomic interaction energies and their analytical representation are discussed, followed by a detailed considerations of the interaction energies between pairs of noble gas atoms. Chapter 4 is concerned with connections between theory and experiment, including a detailed discussion of pure noble gases and their binary mixtures. Chapter 5 focuses on how to obtain the spectroscopic and thermophysical properties of a specific molecular system theoretically step by step, and provides a reference for the specific theoretical calculation work. |
ps physics chapter 6 thermal energy: Alternative Mathematical Theory of Non-equilibrium Phenomena Dieter Straub, 1996-10-09 Alternative Mathematical Theory of Non-equilibrium Phenomena presents an entirely new theoretical approach to complex non-equilibrium phenomena, especially Gibbs/Falk thermodynamics and fluid mechanics. This innovative new theory allows for inclusion of all state variables and introduces a new vector-dissipation velocity-which leads to useful restatements of momentum, the Second Law, and tensors for the laws of motion, friction, and heat conduction. This application-oriented text is relatively self-contained and is an excellent guide-book for engineers with a strong interest in fundamentals, or for professionals using applied mathematics and physics in engineering applications. This book emphasizes macroscopic phenomena, focusing specifically on gaseous states, though relations to liquid and crystalline states are also considered. The author presents a new Alternative Continuum Theory of Compressible Fluids (AT) which providesa qualitative description of the subject in predominantly physical terms, minimizing the mathematical premises. The methodology discussed has applications in a wide range of fields outside of physics in areas including General System Theory, TheoreticalEconomics, and Biophysics and Medicine. - Presents the first theory capable of handling non-equilibria phenomena - Offers a unified theory of all branches of macroscopic physics - Considers a consistent and uniform view of reality, supported by modern mathematics, leading to results different than those produced by classical theories - Results in a change of paradigms in physics, engineering, and natural philosophy |
ps physics chapter 6 thermal energy: Nuclear Fusion by Inertial Confinement Guillermo Velarde, Yigal Ronen, Jose M. Martinez-Val, 2020-11-25 Nuclear Fusion by Inertial Confinement provides a comprehensive analysis of directly driven inertial confinement fusion. All important aspects of the process are covered, including scientific considerations that support the concept, lasers and particle beams as drivers, target fabrication, analytical and numerical calculations, and materials and engineering considerations. Authors from Australia, Germany, Italy, Japan, Russia, Spain, and the U.S. have contributed to the volume, making it an internationally significant work for all scientists working in the Inertial Confinement Fusion (ICF) field, as well as for graduate students in engineering and physics with interest in ICF. |
Ps Physics Chapter 6 Thermal Energy - netsec.csuci.edu
This guide provides a comprehensive overview of the key concepts covered in PS Physics Chapter 6 on Thermal Energy. By understanding the fundamental definitions, the mechanisms …
Ps Physics Chapter 6 Thermal Energy - interactive.cornish.edu
It describes the basics of thermal energy, including measuring thermal energy, laws of thermodynamics that govern its use and transformation, modes of thermal energy, …
Chapter 6: Thermal Energy - poncaschool.socs.net
Thermal energy is transferred from place to place by conduction, convection, and radiation. Conduction is the transfer of thermal energy by collisions between particles in matter. …
Temperature Conversion Worksheet
PS Physics: Chapter 6 Thermal Energy Name:_____ Hot or Not Activity – Temperature Conversion Worksheet In your everyday life and in your study of Chemistry, you are likely to …
Ps Physics Chapter 6 Thermal Energy (Download Only)
Ps Physics Chapter 6 Thermal Energy: B.Sc. Practical Physics Harnam Singh | PS Hemne,2000-10 FOR B SC STUDENTS OF ALL INDIAN UNIVERSITIES B.Sc. Practical Physics (LPSPE) …
Ps Physics Chapter 6 Thermal Energy (Download Only)
Yatish T. Shah,2018-01-12 The book details sources of thermal energy methods of capture and applications It describes the basics of thermal energy including measuring thermal energy laws …
Ps Physics Chapter 6 Thermal Energy (book) - netstumbler.com
the thermal characteristics of power electronic devices PEDs with a focus on those used in wind and solar energy systems The authors focus on the devices used in such applications for …
PS Physics Chapter 6 Review Test Date Know the difference …
Know how to calculate change in thermal energy (how much heat is absorbed or lost). Know the difference between conduction, convection, and radiation. Be able to provide an
Ps Physics Chapter 6 Thermal Energy Full PDF
The book details sources of thermal energy methods of capture and applications It describes the basics of thermal energy including measuring thermal energy laws of thermodynamics that …
Section 16.1 16.1 Thermal Energy and Matter - Mr. Baker's …
Chapter 6: Thermal Energy and Thermodynamics
lot more energy is needed. Exercise: How much thermal energy would be needed to heat 450 g of copper metal from a temperature of 25ºC to a temperature of 75ºC?
Ps Physics Chapter 6 Thermal Energy (PDF)
We provide copy of Ps Physics Chapter 6 Thermal Energy in digital format, so the resources that you find are reliable. There are also many Ebooks of related with Ps Physics Chapter 6 Thermal
PS Physics Semester Final Concepts - jh399.k12.sd.us
PS Physics Semester Final Concepts 100 questions: ... Chapter 4 Potential Energy* Kinetic Energy* Thermal Energy Chapter 5 Work* Power* Simple Machines Efficiency* Chapter 6 …
Chapter 6 Thermal Energy - jpca2023.icsevents.com
Ps Physics Chapter 6 Thermal Energy (Download Only) This guide provides a comprehensive overview of the key concepts covered in PS Physics Chapter 6 on Thermal Energy. By …
Ps Physics Chapter 6 Thermal Energy Full PDF - netstumbler.com
Ps Physics Chapter 6 Thermal Energy Robert Siegel,John Howell B.Sc. Practical Physics Harnam Singh | PS Hemne,2000-10 FOR B SC STUDENTS OF ALL INDIAN UNIVERSITIES
Lecture PowerPoints Chapter 6 Physics: Principles with …
6-6 Mechanical Energy and Its Conservation. If there are no nonconservative forces, the sum of the changes in the kinetic energy and in the potential energy is zero – the kinetic and potential …
Section 06 Thermal Physics - AQA Physics A-level - Physics
3.6.2.1 - Thermal energy transfer. The internal energy of a body is equal to the sum of all of the kinetic energies and potential energies of all its particles. The kinetic and potential energies of …
Chapter 17 Temperature and heat 1 Temperature and …
Chapter 17 Temperature and heat 1 Temperature and Thermal Equilibrium When we speak of objects being \hot" and \cold", we need to quantify this by some scienti c method that is quanti …
Chapter 18 Thermal Properties of Matter 1 Equations of State
1.2 pV-Diagrams. We will be using the pV diagram on a regular basis throughout the next chapter when we study heat engines and refrigerators. If you know the pressure P , the volume V , and …
Ps Physics Chapter 6 Thermal Energy (book) - netstumbler.com
applications It describes the basics of thermal energy including measuring thermal energy laws of thermodynamics that govern its use and transformation modes of thermal energy conventional …
Chapter 19 The First Law of Thermodynamics
the previous chapter, namely, Q= nC T. The thermal energy transferred in an isobaric process is: Q p = nC p T (4) The thermal energy transferred in an isochoric process is: Q V = nC V T (5) …
Physics Chapter 6 Study Guide Answers
Chapter 1-12 PDF book covers problem solving exam tests from physics practical and textbook's chapters as: Chapter 1: Energy Mass and Power Questions Chapter 2: Forces in Physics …
Chapter 17 Temperature and heat 1 Temperature and …
heat energy through the wall{if it occurs{causes the properties of the two systems to change. When all the measured properties of each system approach constant values, we say the two …
Chapter 6 Thermal Energy - stat.somervillema
Apr 5, 2024 · PDF CHAPTER 6 THERMAL ENERGY Chapter 6 Thermal Energy and Thermodynamics Flashcards ... Science for Kids: Heat Energy Video Chapter 6, Thermal …
Chapter 6 Thermal Energy - stat.somervillema.gov
Apr 11, 2024 · Chapter 6 Thermal Energy 3 3 physics chapter 6 heat \u0026 energy explanation, Selina physics icse class 9 by mee academy Biology in Focus Chapter 6: An Introduction to …
Chapter 6 Thermal Energy
October 9th, 2018 - View download and print Ps Physics Worksheet Chapter 6 Thermal Energy pdf template or form online 214 Physics Worksheet Templates are web.curtindubai.ac.ae 6 / …
Chapter 18 Thermal Properties of Matter 1 Equations of State
write Eq. 6 as: = kT 4ˇ p 2r2p (7) 4 Heat Capacities When we add heat to a system, we are increasing its molecular kinetic energy. If we hold the volume V constant for a monatomic ideal …
Chapter 6 Thermal Energy - stat.somervillema.gov
Apr 23, 2024 · Chapter 6 Thermal Energy 1 Chapter 6 Thermal Energy Chapter 6 Thermal Energy Downloaded from stat.somervillema.gov by guest ... CHEM 2: Chapter 6 Heat 1.concise …
Chapter 6 Thermal Energy - stat.somervillema.gov
Apr 18, 2024 · Chapter 6 Thermal Energy 1 Chapter 6 Thermal Energy Chapter 6 Thermal Energy Downloaded from stat.somervillema.gov by guest CHAPTER 6 THERMAL ENERGY BOOK …
Chapter 17 Temperature and heat 1 Temperature and …
6 Calorimetry and Phase Changes Method of Mixtures When di erent materials of di erent temperatures are brought in thermal contact, they will exchange heat until they come to …
Chapter 6 Thermal Energy - donner.medair.org
Title: Chapter 6: Thermal Energy 1 Chapter 6 Thermal Energy 2 Section 1 Temperature and Heat. Temperature is related to the average kinetic energy of the particles in a substance. 3 …
Chapter 18 Thermal Properties of Matter 1 Equations of State
write Eq. 6 as: = kT 4ˇ p 2r2p (7) 4 Heat Capacities When we add heat to a system, we are increasing its molecular kinetic energy. If we hold the volume V constant for a monatomic ideal …
Chapter 17 Temperature and heat 1 Temperature and …
6 Calorimetry and Phase Changes Method of Mixtures When di erent materials of di erent temperatures are brought in thermal contact, they will exchange heat until they come to …
Chapter 19 The First Law of Thermodynamics
the previous chapter, namely, Q= nC T. The thermal energy transferred in an isobaric process is: Q p = nC p T (4) The thermal energy transferred in an isochoric process is: Q V = nC V T (5) …
Temperature Conversion Worksheet
PS Physics: Chapter 6 Thermal Energy Name:_____ Figure 2-9b Temperature Conversion Formulas Conversion Formula Example Celsius to Kelvin K = C + 273 21oC = 294 K Kelvin to …
PS Physics Chapter 4 Name POTENTIAL AND KINETIC …
type of energy? b. Calculate its energy at this moment. 7. There is a bell at the top of a tower that is 45 m high. The bell weighs 190 N. a. What type of energy does the bell have? b. Calculate …
Detailed Notes - Section 06 Thermal Physics - AQA Physics …
3.6.2 Thermal physics 3.6.2.1 - Thermal energy transfer The internal energy of a body is equal to the sum of all of the kinetic energies and potential energies of all its particles . The kinetic and …
Chapter 18 Thermal Properties of Matter 1 Equations of State
write Eq. 6 as: = kT 4ˇ p 2r2p (7) 4 Heat Capacities When we add heat to a system, we are increasing its molecular kinetic energy. If we hold the volume V constant for a monatomic ideal …
Thermal Physics - Cambridge University Press & Assessment
5.4 Energy and entropy 100 5.5 The entropy of an ideal gas 105 6 Thermodynamic functions 108 6.1 Free energies 108 6.2 The chemical potential 113 6.3 Variational properties 116 6.4 Phase …
PS Physics Chapter 4 Name POTENTIAL AND KINETIC …
type of energy? b. Calculate its energy at this moment. 7. There is a bell at the top of a tower that is 45 m high. The bell weighs 190 N. a. What type of energy does the bell have? b. Calculate …
Chapter 19 The First Law of Thermodynamics
the previous chapter, namely, Q= nC T. The thermal energy transferred in an isobaric process is: Q p = nC p T (4) The thermal energy transferred in an isochoric process is: Q V = nC V T (5) …
Chapter 15: Thermal Energy
The chapter details ways in which energy loss can be prevented in buildings with cavity wall insulation, double glazing and roofing insulation. The chapter also looks at how animals …
IGCSE PHYSICS (10) - TRANSFER OF THERMAL ENERGY
3 TRANSFER OF THERMAL Energy will always try to flow from areas at high temperatures to areas at low temperatures. This is called thermal transfer. Thermal energy can be transferred …
Thermal Energy Temperature And Heat Worksheet
of an object. Temperature is a measure of the average thermal energy of particles in a substance. Chapter 6: Thermal Energy - poncaschool.socs.net Slide 1. Unit 1: Energy and Motion. …
Chapter 18 Thermal Properties of Matter 1 Equations of State
Chapter 18 Thermal Properties of Matter ... Figure 18.11 from University Physics 15th edition. For any molecule, we can write the speed-squared as v2 = v 2 x + v y + v2z, such that v 2 x = v ...
Chapter 18 Thermal Properties of Matter 1 Equations of State
write Eq. 6 as: = kT 4ˇ p 2r2p (7) 4 Heat Capacities When we add heat to a system, we are increasing its molecular kinetic energy. If we hold the volume V constant for a monatomic ideal …
Lecture PowerPoints Chapter 6 Physics: Principles with …
Summary of Chapter 6 • Work: W = Fd cos θ • Kinetic energy is energy of motion: KE = ½ mv2 • Potential energy is energy associated with forces that depend on the position or configuration …
NOTES AND SOLUTIONS TO THERMAL PHYSICS BY …
Thermal Equilibrium. EY : 20150821 Based on considering the physical setup of two systems that can only exchange energy between each other, that are in thermal contact, this is a derivation …
NCERT Solutions for Class 11 Physics Chapter 11 Thermal
NCERT Solutions for Class 11 Physics Chapter 11 - Thermal Properties of Matter = 100 + 2160 x 10–5 = 100 + 0.02160 = 100.02160 . The actual length of the rod at 45. 0. C is . L. 2 = …
Energy Chapter Review - lakeland.umd.edu
Energy Chapter Review Worksheets Printable Worksheets. 01 09 Chapter 6 Thermal Energy and Heat Chapter Test. Glencoe Physical Science with Earth Science. Energy Chapter Review …
Chapter 6: Thermochemistry (Chemical Energy) (Ch6 in …
AJR Ch6 Thermochemistry.docx Slide 1 Chapter 6: Thermochemistry (Chemical Energy) (Ch6 in Chang, Ch6 in Jespersen) Energy is defined as the capacity to do work, or transfer heat. Work …
1 Directions of Thermodynamic Processes - Embry–Riddle …
thermal e ciency for two cyclic processes, the Otto cycle and the Diesel cycle. 3.1 The Otto Cycle Figure 3: Cycle of a four-stroke internal-combustion engine. Figure 20.5 from University …
Thermal Energy Vocabulary Review Answers
nWfntWitW WttRft tRW Using Thermal Energy Part A. Physics Thermal Energy Heat and Temperature Vocabulary. Vocabulary Review Thermodynamics amp Heat Crossword Puzzle. …
Goals for Chapter 6 Chapter 6 Work and Energy - Physics
– A car on the highway has kinetic energy. – We have to remove this energy to stop it. – The breaks of a car get HOT! – This is an example of turning one form of energy into another …
Thermal Energy Temperature And Heat Worksheet
Chapter 6: Thermal Energy - poncaschool.socs.net Slide 1. Unit 1: Energy and Motion. Chapter 6: Thermal Energy. 6.1: Temperature and Heat. 6.2: Transferring Thermal Energy. 6.3: Using ...
T C Chapter 6: Thermal Energy and Society
Title: Microsoft Word - Phys 11U Ch6 Section6s1.doc Author: Eileen Jung Created Date: 12/14/2010 12:05:11 PM
NCERT Exemplar Solutions For Class 11 Physics Chapter 11
11.6. Heat is associated with (a) kinetic energy of random motion of molecules. (b) kinetic energy of orderly motion of molecules. (c) total kinetic energy of random and orderly motion of …
Criminal Justice A Brief Introduction Ebook (2024)
The criminal justice system is a multifaceted entity with the essential role of upholding law and order while protecting individual rights. While it serves a crucial function, it constantly evolves to
Chapter 19 The First Law of Thermodynamics
the previous chapter, namely, Q= nC T. The thermal energy transferred in an isobaric process is: Q p = nC p T (4) The thermal energy transferred in an isochoric process is: Q V = nC V T (5) …
Chapter 18 Thermal Properties of Matter 1 Equations of State
write Eq. 6 as: = kT 4ˇ p 2r2p (7) 4 Heat Capacities When we add heat to a system, we are increasing its molecular kinetic energy. If we hold the volume V constant for a monatomic ideal …
Chapter 6 Thermal Energy - pivotid.uvu.edu
chapter-6-thermal-energy 3 Downloaded from pivotid.uvu.edu on 2021-07-12 by guest IDTechEx ICSE Class 10 Physics Syllabus 2023 - 2024: Unit-wise Class
Transferring Thermal Energy Answers - jomc.unc.edu
Oct 31, 2024 · Transfer of thermal energy quiz answers 1 O level physics online pdf quiz Transfer of jomc.unc.edu 12 / 21. thermal energy MCQs which of following does ... 'chapter 6 Thermal …
Chapter 7 Potential Energy and Energy Conservation
N.B. If a potential energy function exists, we don’t have to calculate the integral W= R F~d~s. N.B. The location of U = 0 is arbitrary. When using W = U in the work-energy theorem, the …
1 Directions of Thermodynamic Processes - Embry–Riddle …
thermal e ciency for two cyclic processes, the Otto cycle and the Diesel cycle. 3.1 The Otto Cycle Figure 3: Cycle of a four-stroke internal-combustion engine. Figure 20.5 from University …
Chapter 19 The First Law of Thermodynamics 1 …
the previous chapter, namely, Q= nC T. The thermal energy transferred in an isobaric process is: Q p = nC p T (4) The thermal energy transferred in an isochoric process is: Q V = nC V T (5) …
Thermal Energy - Weber State University
2 Chapter 3 Thermal Energy perature, and E t for thermal energy. But the equation involves not T itself but the change in T during the energy-input process. The standard symbol for “change” is …
Concepts In Thermal Physics - resources.caih.jhu.edu
illustrated with worked examples as well as a description of the historical background to their discovery. 1 Energy in Thermal Physics - Oxford Academic WEBThis introductory chapter …
Name PS Physics Guided Reading – 6 – Electricity and …
PS Physics Guided Reading – 8.1 – Ohm’s Law. Read Chapter 8, section 1 in your book and answer the following questions. 1. What electrical quantity carries energy through a circuit? …