PPT-Chapter 4 Work and Energy

Section 1 Work and Machines Section 2 Describing Energy Section 3 Conservation of Energy Section 1 Work and Machines Work the transfer of energy that occurs when a force makes an object move. A-B:. B-C:. C-D:. D-E:. Using the formula . work out the speed of the cyclist between points A and B:.  . P2 . REVISION – CHAPTER . 1 . – . MOTION. KEY WORDS. :. Distance-time graphs. Gradient. EXERGY: A MEASURE OF WORK POTENTIAL. Mehmet Kanoglu. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.. Thermodynamics: An Engineering Approach, 7. th. Edition. Energy. Thermodynamics. Energy is.... Conserved. Made of . heat. and . work. .. Work . is a force acting over a distance. Heat is energy transferred between objects because of temperature difference.. 5.2 MECHANICAL ENERGY. ENERGY = . ability to do . WORK. ENERGY = . ability to do . WORK. the energy of an object that . is due . to the object’s motion. KINETIC. POTENTIAL. the energy associated with . What is . electric . potential?. How does it relate to . potential energy. ?. How . does it relate to . electric field. ?. Some simple applications. Electric potential. What does it mean when it says “1.5 Volts” on the battery?. 18.1 Renewable Energy Today (2004). 18.2 Alternative Energy and Conservation p455-473. 1. Chapter 18 renewable Energy. Key terms. Renewable energy. Passive solar hearing. Active solar heating . Biomass fuel. . -study of heat changes that occur during chemical reactions, study of relationships between chemistry and energy. energy. - ability to do work or supply heat. -unlike matter, energy is weightless, odorless, tasteless. Reading Assignment:. Chapters 9.1 - 9.5. External Work. Used for more complicated loadings or for structures such as trusses and frames.. Conservation of Energy Principle. . U. e. = . The ability of a system to do work.. Two types of energy:. Kinetic Energy. Potential Energy. States of Energy. All . forms of energy can be in either of two states. :. KINETIC . ENERGY. POTENTIAL ENERGY. The ability of a system to do work.. Two types of energy:. Kinetic Energy. Potential Energy. States of Energy. All . forms of energy can be in either of two states. :. KINETIC . ENERGY. POTENTIAL ENERGY. I. Essential Question. How are Energy, Work, and Power Related?. What are the two main types of energy? . II. Key Vocabulary . Energy: . the ability to do work or cause change . Kinetic energy:. the energy of an object in motion. Work is done when:. A . force . is exerted on an object. An object has a . displacement . in the same direction as the force. W=. Fdcos. q. SI unit for work is . Joule . (. J. ). 1 J = 1N*m (=0.7376 . Announcements. Quiz Friday over Energy. Test 3- Friday 10/16 over Energy, Work and Power. PSAT $ due by 10/9. Physical Science. GOAL: Students will be able to differentiate among the various forms of energy and recognize that they can be transformed from one form to others. . San Antonio Chapter. IEEE Central Texas Section. Spring Planning Meeting. Jan 16, 2016 . San Marcos, TX. Chapter Leadership Team. Chair – . Tommy Ross. . CPS . Energy; 210-353-5922; . losiross@hotmail.com.