Across
- 2. the stuff that makes up everything
- 4. to move from one place to another
- 5. to try to learn more about something
- 8. a tiny piece of material that is too small to see
- 9. something we observe to be similar over and over again
- 10. a pattern of motion that travels away from a source
- 11. two or more things bumping into each other
- 12. to share information
- 14. the ability to make things move or change
Down
- 1. to move back and forth quickly
- 3. the ability to make things move or change
- 6. the place where something comes from
- 7. a description of how something works or why something happens
- 13. something scientists make to answer questions about the real world