1. Chapter 5 ENERGY

2. What is the ability to do work? 1.Kinetic energy 2.Potential energy 3.Mechanical energy 4.Energy

3. What is the total energy of motion and position of an object? 1.Gravitational Potential Energy 2.Mechanical Energy 3.Kinetic Energy 4.Electrical Energy

4. What is the energy of an object has because of its position called? 1.Kinetic Energy 2.Potential Energy 3.Gravitational Potential Energy 4.Mechanical Energy

5. What is the energy of motion called? 1.Gravitational Potential Energy 2.Potential Energy 3.Kinetic Energy 4.Mechanical Energy

6. What is the energy you give to an object when you use a force that goes against the force of gravity called? 1.Mechanical Energy 2.Kinetic Energy 3.Potential Energy 4.Gravitational Potential Energy

7. Which of the following types of energy comes from a compound that changes as its atoms are rearranged? 1.Electrical energy 2.Chemical energy 3.Thermal energy 4.Light energy

8. Which of the following is due to the random motion of particles? 1.Light energy 2.Nuclear energy 3.Thermal energy 4.Sound energy

9. Which energy is caused by an object’s vibrations? 1.Thermal energy 2.Electrical energy 3.Chemical energy 4.Sound energy

10. Which of the following is the energy that comes from changes in an atom’s nucleus? 1.Thermal energy 2.Light energy 3.Nuclear energy 4.Chemical energy

11. What is a change from one form of energy to another called? 1.Energy change 2.Conversion of power 3.Energy conversion 4.Energy switch

12. When you wind a rubber band on a toy airplane, which of the following types of energy does the rubber band have? 1.Kinetic energy 2.Elastic potential energy 3.Thermal energy 4.Mechanical energy

13. In photosynthesis, which of the following types of energy is used to make new substances? 1.Sound energy 2.Light energy 3.Thermal energy 4.Nuclear energy

14. A hair dryer changes electrical energy into which of the following types of energy? 1.Light energy 2.Nuclear energy 3.Thermal energy 4.Chemical energy

15. Which of the following is used to measure energy from the sun? 1.Thermometer 2.Energy meter 3.Energy calculator 4.Radiometer

16. As a skateboarder speed down through the bottom of a half-pipe, which energy is at its maximum? 1.Mechanical energy 2.Kinetic energy 3.Potential energy 4.Elastic potential energy

17. What type of energy comes from the food you eat? 1.Chemical energy 2.Thermal energy 3.Light energy 4.Nuclear energy

18. What type of energy from food is used to maintain body temperature? 1.Chemical energy 2.Thermal energy 3.Light energy 4.Nuclear energy

19. When you eat food, you are taking in energy from the 1.Earth 2.Sun 3.Moon 4.Air

20. Work is made easier when a(n) ______ changes the direction or size of the force needed to do work. 1.Machine 2.Aerodynamic shape 3.Friction 4.Energy Conversion

21. What is a force that opposes motion between 2 surfaces that are touching called? 1.Energy efficiency 2.A closed system 3.Friction 4.The law of conservation of energy

22. What is the rule that states that energy cannot be created or destroyed? 1. Energy efficiency 2.A closed system 3.Friction 4.The law of conservation of energy

23. What is a group of objects that transfer energy only to each other called? 1.Energy efficiency 2.A closed system 3.Friction 4.Aerodynamic shape

24. What is a feature of a car that helps it be more energy efficient? 1.Closed system 2.Friction 3.Aerodynamic shape 4.Law of conservation of energy

25. What is a comparison of the amount of energy before and after conversion? 1.Law of Conservation of Energy 2.A Closed System 3.Energy Efficiency 4.Friction

26. When there is friction on a roller coaster, some of the potential energy is NOT converted into kinetic energy. It is also converted into 1.thermal energy. 2.nuclear energy. 3.light energy. 4.chemical energy.

27. Which of the following types of energy makes a light bulb feel warm? 1.Light energy 2.Electrical energy 3.Thermal energy 4.Nuclear energy

28. Whenever one form of energy is converted into another form of energy, some of the original energy is always converted into which of the following? 1.Light energy 2.Thermal energy 3.Kinetic energy 4.Sound energy

29. What is the unit of measurement to express energy transfer? What is the formula that is used to determine kinetic energy? Know how to solve for KE: What is the kinetic energy of a truck that has a mass of 4,000 kg and is moving at 2 m/s?

30. What is the formula that is used to determine gravitational potential energy? Know how to solve for GPE: What is the gravitational potential energy of a book with a weight of 8 N at a height of 2 m off the ground?

31. Know where PE and KE are at their maximum in when a pendulum is in motion. Where the kinetic energy is increasing/potential decreasing. Where the kinetic energy is decreasing/potential is increasing.