Across
- 3. outside our atmosphere
- 5. upwards movement
- 10. keeps you on the ground
- 11. forwards movement
- 12. tiny life forms
- 13. the amount of stuff somethings made of
- 14. plants converting light into energy
- 15. a form of science
Down
- 1. keeps boats floating
- 2. you measure temperature with this
- 4. Looking at results
- 6. pushes against planes
- 7. push or pull
- 8. rub yo hands togther
- 9. The relationship betweeen two creatures that benifit each other