usborne physics for beginners
Across
- 1. what makes matter do something
- 4. the study of light,colours and the eye
- 5. the study of the smallest form of matter and energy
- 6. the study of the relationship between electricity and magnetism
- 8. the smallest thing in the universe
- 10. the fastest thing in the universe
Down
- 2. the middle of an atom
- 3. a push or pull
- 7. a force that pulls smaller objects towards bigger objects
- 9. what makes up the universe