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ENERGY TRANSFORMATIONS KEY
1. What is kinetic energy?
a. energy that is stored
b. energy that is in motion
c. food energy
d. energy that is both stored and in motion
2. What is potential energy?
a. energy used to fly a kite
b. energy in motion
c. stored energy
d. energy burned from a car
3. What is energy?
a. too much excitement
b. no work being done
c. energy cannot be created or destroyed
d. ability to do work
4. Which one is an example of kinetic energy?
a. A battery
b. a rollercoaster at the top of a hill
c. a bike rider in a race
d. a stretched rubber band
5. Which one is an example of potential energy?
a. the wind
b. a battery
c. a child sliding down a slide
d. boiling water
6. Where do you have the most potential energy?
a. at the bottom of a hill
b. on the 2nd turn of the rollercoaster
c. at the very top of a hill
d. just before you finish a ride
7.
If you are bouncing a ball, at what point do you have the greatest kinetic energy?
a. right before it hits the ground
b. when it is in your hand
c. right after it leaves your hand
d. when it hits someone else’s hand.
8. When a battery is running low, it has decreasing potential energy.
a. True
b. False
9. The sun is not an example of radiant or heat energy.
a. True
b. False
10. What is the Law of Conservation of Energy?
a. It is against the law to conserve energy
b. Energy can be created or destroyed
c. Remembering to turn off lights at home
d. Energy cannot be created or destroyed, but can be transferred from one
form to another.
11. During an energy transformation, energy changes form.
a. True
b. False
12. Lighting a match is an example of:
a. thermal energy transformed to electrical energy
b. chemical energy transformed to thermal energy
c. electrical energy transformed to mechanical energy
d. mechanical energy transformed to electrical energy
13. Any appliance such as a mixer is an example of:
a. electrical energy transformed to mechanical energy
b. chemical energy transformed to electrical energy
c. mechanical energy transformed to thermal energy
d. thermal energy transformed to electrical energy
14. An example of electrical energy transformed into sound energy is:
a. a space heater
b. a dog barking
c. a radio
d. a battery
15. When you use a microwave to heat up an afternoon snack, the energy
transformation you are utilizing is:
a. nuclear energy to electrical energy
b. electrical energy to solar energy
c. electrical energy to thermal energy
d. sound energy to mechanical energy
16. A toaster is a good example of:
a. electrical energy to heat energy
b. sound energy to heat energy
c. electrical energy to mechanical energy
d. mechanical energy to heat energy
17. A windmill produces power to run a refrigerator is an example of what kind of
energy transformation?
a. mechanical energy producing electrical energy
b. thermal energy producing mechanical energy
c. electrical energy producing mechanical energy
d. nuclear energy producing thermal energy
18. Pushing a gas powered lawn mower is an example of:
a. thermal energy  kinetic energy  nuclear energy
b. chemical energykinetic energythermal energy
c. electrical energy  chemical energy  kinetic
d. mechanical energy thermal energy  nuclear energy
19. An example of chemical energy to heat energy is:
a. charcoal burning
b. a windmill
c. a radio
d. a battery
20. A sidewalk that gets hot from sunlight is an example of:
a. heat transfer by kinetics
b. heat transfer by radiation
c. heat transfer by electricity
d. potential energy