Energy Unit Review

1. A material that does not conduct heat well is called a(n)

Insulator

2. The total potential and kinetic energy of the particles in an object is called

Thermal energy

3. When generators are spun by turbines, they

Produce electricity

4. Heat, like work, is an energy transfer measured in

Joules

5. Heat is transferred from one particle of matter to another without the movement of matter itself in a process called

Conduction

The total energy of all the particles in a substance is called

Thermal energy

7. Kinetic energy increases as

Both mass and velocity increase

8. Examples of kinetic energy

A ball rolling down the street Something that moves A ball rolling down the street

9. The energy associated with motion is called

Kinetic energy

10. The rate at which energy is transferred is called

Power

11. The movement of thermal energy from a warmer object to a cooler object is called

heat

12. A change from one form of energy into another

Energy transformation

13. When you rub your hands together on a cold day, you use friction to convert

Mechanical  thermal energy

14. The transfer of energy by electromagnetic waves is called

Electromagnetic energy

15. Something that stores chemical energy is

Food you eat a match a battery

16. Unlike kinetic energy, potential energy is

Stored energy

17. Energy is measured in units called

Joules

18. Any temperature on the Kelvin scale can be changed to Celsius by

Subtracting 273

19. A measure of the average kinetic energy of the individual particles in an object is called

Temperature

20. The law of conservation of energy states that when one form of energy is converted into another

Energy is not created or destroyed

21. A pole-vaulter first converts kinetic energy into

Elastic potential energy

22. Visible light is an example of

Electromagnetic energy

23. How would you calculate an object’s mechanical energy?

ME = KE+PE

24. Absolute zero is shown as 0 on which scale?

The Kelvin scale

25. Water freezes at 32 degrees on which temperature scale?

Fahrenheit

26. Moving water can be used to produce electricity because

Most energy can be transformed into other forms of energy

27. The ability to do work is called

energy

28. Energy stored in the nucleus of an atom is called

Nuclear energy

29. When fossil fuels are burned, their chemical potential energy is converted into

Thermal energy

30. What is the freezing point of water in degrees Celsius 30. What is the freezing point of water in degrees Celsius? What is the boiling point of water in degrees Celsius?

Freezing point = 0 degrees Boiling point = 100 degrees

31. Heated air moves from baseboard heaters to the rest of a room in a process called

Convection

32. The type of energy stored by fossil fuels such as coal is

Chemical potential energy

33. Potential energy that depends on height is called

Gravitational potential energy

34. No more energy can be removed from matter at

0 Kelvin

35. What type of conversion is taking place when natural gas is used to heat water?

Chemical  Thermal

36. Niagara Falls is a good example of

PE  KE

37. The energy associated with the motion and position of an object is

Mechanical energy

38. What type of energy does a spinning turbine have?

Mechanical

39. Heat transfer occurs from

warm objects to colder ones