Across
- 4. the study of the laws of nature that govern the universe
- 5. movement in any direction
- 6. speeding up
- 10. measurement of how far an object moves in a certain amount of time
- 11. an object at rest will stay at rest and an object in motion will stay in motion
- 12. a force that pushes against objects in motion and makes them slow down
- 13. harsh, critical and mean
- 14. to think about things
Down
- 1. how heavy or light something is
- 2. to make better; to improve something
- 3. scientists who study physics
- 5. the amount of matter that makes up an object or thing
- 7. the scientist who invented the 3 laws of motion
- 8. a pulling force that pulls downwards and keeps us all on the ground
- 9. a push or a pull