Across
- 1. the amount of matter in a certain volume
- 2. settles out on standing scatters light
- 5. under go chemical reaction
- 7. composed of 2 or more parts
- 9. change in physical properties
- 12. the act of solving a problem
- 14. the state of being suspended
- 15. the shininess of an object
- 16. be able to transfer heat or electricity
- 17. the smallest component of an element
- 18. to filter
- 19. the ability to be harmed without shattering
- 20. an object that resists a change in motion
- 21. cannot be separated into simpler substance
Down
- 1. can be pulled into long thin wires
- 3. all different
- 4. changing from solid to liquid or gas
- 6. a liquids resistance to move
- 8. the ability not to be scratched
- 10. all the same
- 11. chemical reaction involving rearrangement of the atoms
- 13. evaporating and condensing of a liquid
- 19. the force where objects are attracted or repelled to one another