Across
- 2. indefinite shape and definite volume
- 3. negative charged particle
- 4. another word for prediction
- 8. amount of kinetic energy in a substance
- 10. push air into a smaller space
- 11. definite shape and volume
- 13. indefinite shape and volume
- 15. symbol is C
- 16. what is doing the dissolving
- 17. variable that changes in an investigation
- 19. energy flows from higher to lower levels
- 20. energy energy of motion
Down
- 1. two or more substances keeps original properties
- 5. positive charged particle
- 6. number number of protons in an element
- 7. neutral charged particle
- 9. variable that is measured in an investigation
- 12. symbol is Fe
- 14. two or more substances make something new
- 15. variable that stays the same in an investigation
- 16. what is being dissolved
- 18. weight number of protons and neutrons in an element