Across
- 3. - gases surrounding the earth
- 5. current - flow of electricit
- 8. - stretched into a wire
- 10. - color in powder form
- 12. of matter - physical state of a substance
- 16. - push away
- 17. - cannot be broken down
- 18. - reflection of a substance
- 19. - found in all known forms of life
- 20. - move heat
Down
- 1. - appearance of a substance
- 2. - dull
- 4. - shiny
- 6. - shatter under stress
- 7. - matter in a object
- 9. beam balance - measures the mass of an object
- 11. substance - one type of atom
- 13. - chemical reaction
- 14. - two of more Elements
- 15. - ratio of an object