Across
- 3. energy that is stored
- 4. a state of matter that adapts to what its on
- 7. two or more elements combined
- 11. the basic unit of a chemical element
- 12. can't be used again
- 15. a firm state of matter
- 17. guess educated
- 18. something you change
- 20. what holds us down
- 22. can be used again
Down
- 1. the space something takes up
- 2. energy that comes from the sun
- 5. what you measure
- 6. the last step to an experiment
- 8. how much something weighs
- 9. earths natural satellite
- 10. energy that is moving
- 13. living things
- 14. nonliving things
- 16. energy that is heat
- 19. on energy changing to another
- 21. a state of matter that we can't see