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Chapter 5 ENERGY

Chapter 5 ENERGY. What is the ability to do work?. Kinetic energy Potential energy Mechanical energy E nergy. What is the total energy of motion and position of an object?. Gravitational Potential Energy Mechanical Energy Kinetic Energy Electrical Energy.

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Chapter 5 ENERGY

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  1. Chapter 5ENERGY

  2. What is the ability to do work? • Kinetic energy • Potential energy • Mechanical energy • Energy

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

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

  5. What is the energy of motion called? • Gravitational Potential Energy • Potential Energy • Kinetic Energy • 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? • Mechanical Energy • Kinetic Energy • Potential Energy • Gravitational Potential Energy

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

  8. Which of the following is due to the random motion of particles? • Light energy • Nuclear energy • Thermal energy • Sound energy

  9. Which energy is caused by an object’s vibrations? • Thermal energy • Electrical energy • Chemical energy • Sound energy

  10. Which of the following is theenergy that comes from changes in an atom’s nucleus? • Thermal energy • Light energy • Nuclear energy • Chemical energy

  11. What is a change from one form of energy to another called? • Energy change • Conversion of power • Energy conversion • 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? • Kinetic energy • Elastic potential energy • Thermal energy • Mechanical energy

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

  14. A hair dryer changes electrical energy into which of the following types of energy? • Light energy • Nuclear energy • Thermal energy • Chemical energy

  15. Which of the following is used to measure energy from the sun? • Thermometer • Energy meter • Energy calculator • Radiometer

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

  17. What type of energy comes from the food you eat? • Chemical energy • Thermal energy • Light energy • Nuclear energy

  18. What type of energy from food is used to maintain body temperature? • Chemical energy • Thermal energy • Light energy • Nuclear energy

  19. When you eat food, you are taking in energy from the • Earth • Sun • Moon • Air

  20. Work is made easier when a(n) ______ changes the direction or size of the force needed to do work. • Machine

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

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

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

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

  25. What is a comparison of the amount of energy before and after conversion? • Law of Conservation of Energy • A Closed System • Energy Efficiency • 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 • thermal energy. • nuclear energy. • light energy. • chemical energy.

  27. Which of the following types of energy makes a light bulb feel warm? • Light energy • Electrical energy • Thermal energy • 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? • Light energy • Thermal energy • Kinetic energy • 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.

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