Lesson 1.02 Energy: What is it?

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1. ___ states that energy cannot be created or destroyed, but can be transferred from one form to another.
   1. Chemical Energy
   2. Law of Conservation of Energy
   3. Gravitational Energy
   4. Nuclear Energy

   Answer: b. Law of Conservation of Energy

2. What form of energy would best describe a boulder hanging off the side of a mountain?

   1. Gravitational Energy
   2. Sound
   3. Electrical Energy
   4. Light and thermal

   Answer: a. Gravitational Energy

3. What form of energy is the vibration of waves through material?

   1. Nuclear Energy
   2. Gravitational Energy
   3. Chemical Energy to mechanical energy
   4. Sound

   Answer: d. Sound

4. What form of energy would best describe the energy trapped within a candy bar?

   1. Chemical Energy
   2. Electrical Energy
   3. Law of Conservation of Energy
   4. Chemical Energy to Light Energy

   Answer: a. Chemical Energy

5. What type of energy conversion is it when a battery operated flashlight is turned on?
   1. Nuclear Energy
   2. Chemical Energy to Light Energy
   3. Chemical Energy to Mechanical Energy
   4. Sound

   Answer: b. Chemical Enegry to Light Energy

6. What form of energy is used by the sun to produce light?
   1. Light and thermal
   2. Chemical Enegry
   3. Nuclear Energy
   4. Gravitational Enegry

   Answer: c. Nuclear Energy

7. What form of energy best describes lightening?
   1. Chemical Energy to Mechanical Energy
   2. Sound
   3. Electrical Energy
   4. Nuclear Energy

   Answer: c. Electrical Energy

8. When fuel in a rocket is ignited what is the energy conversion?
   1. Chemical Energy to Mechanical Energy
   2. Chemical Energy to Light Energy
   3. Light and Thermal
   4. Chemical Energy

   Answer: a. Chemical Energy to Mechanical Energy

9. What forms of energy are present after a match is struck?
   1. Gravitational Energy
   2. Nuclear Energy
   3. Sound
   4. Light and Thermal

   Answer: d. Light and Thermal