# Motion and Energy Flashcards 1. force 2. inertia 3. friction 4. How

```Motion and Energy Flashcards
1. force
2. inertia
3. friction
4. How does inertia affect the motion of an object?
5. Velocity
6. What two factors affect acceleration?
7. What unit is force measured in?
8. When are forces said to be balanced? Unbalanced?
9. Be able to determine to use the formula for work.
10. What unit is work (energy) measured in?
11. Name the six types of simple machines and identify examples of each.
12. Would dropping a hammer and a feather at the same time on Earth yield the same
results if done on the Moon? Explain.
13. Gravity
14. Know Newton’s three laws of motion and be able to identify examples of them.
15. What is the difference between potential and kinetic energy?
16. Can one object have more potential energy than another?
17. Can energy be created? Explain.
18. Reread p. F38. Write a paragraph (5-7 sentences) explaining Newton’s law of
universal gravitation. Be sure to give an example that shows your understanding of
this concept.
```