1. What is energy?
- A. The ability to do work
2. What is the S.I. unit of energy?
- A. Joule
3. Which of the following is NOT a type of energy?
- A. Fuel
4. Which of the following groups of energy is described as ‘energy of movement’?
- A. Thermal and electrical
5. Which type of energy is found in food?
- A. Chemical
6. Which of the following types of energy is NOT a stage in the energy transformation of a flashlight?
- A. Mechanical
7. What is gravitational potential energy?
- A. Energy above a leveled surface
8. Which of the following quantities do we NOT need to calculate potential energy?
- A. Weight
9. What is the height above the ground of a roller coaster that has a potential energy of 32.4 J and a mass of 34,000 grams?
- A. 0.097 m
10. What is the kinetic energy of a toy car traveling at a speed of one gross (144) m/s and has a mass of two scores (40) grams?
- A. 414.72 J
11. Which scientist stated the law of conservation of energy?
- A. Albert Einstein
12. Which of the following options does NOT agree with the law of conservation of energy?
- A. Energy can be created in another form
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