Across
- 5. has no fixed shape or volume
- 6. turning a gas into plasma
- 9. solid changing into a liquid
- 12. has volume but changes shape
- 13. ions and electrons joining back together
- 16. liquid changing into a gas
- 18. solid changing directly into a gas
- 19. how heavy something is for its size
- 20. liquid changing into a solid
Down
- 1. gas changing directly into a solid
- 2. anything that takes up space
- 3. gas changing into a liquid
- 4. able to be squished smaller
- 7. has a fixed shape and volume
- 8. something that can flow
- 10. a change that gives off heat
- 11. hot gas that can carry electricity
- 14. a change that takes in heat
- 15. how thick or slow a liquid is
- 17. the smallest part of matter