Across
- 1. a force that pushes the object forward.
- 4. the example given to explain Newton's second law of motion.
- 6. a decrease in speed and direction.
- 7. a push or pull resulting from one object's interaction with another.
- 8. friction created by the air that pulls back and slows the object.
- 11. the man who discovered gravity.
- 12. a force that resists the motion of one object over another.
- 13. the example given to explain Newton's third law of motion.
Down
- 2. the example given to explain Newton's first law of motion.
- 3. a measurement that tells you how much matter an object is made of.
- 5. an increase in speed and direction.
- 9. pulls things toward the center of the Earth.
- 10. a force that causes an object to slow down, speed up, or change direction.