Across
- 3. Study of light
- 5. What Newton is famous for discovering
- 8. Push or pull in physics
- 10. Splits light into colors
Down
- 1. Amount of matter in an object
- 2. Rainbow is made of this
- 4. What travels faster than sound
- 6. Fruit that fell on Newton's head
- 7. Movement or change in position
- 9. Distance traveled per unit time