Across
- 3. An increase in speed and direction
- 4. What pulls objects towards the center of the planet
- 5. A force that resists the motion of one object over another
- 6. Friction created by the air that pulls back and slows the object
Down
- 1. A decrease in speed and direction
- 2. What is forced out of the rear of the engine
- 5. A push or pull resulting from one object's interaction with another