Across
- 4. a reddish-brown powder that form on some metals left outside for a long time
- 5. an activity to make solid transform into liquid
- 6. a state of matter that particles are tightly packed.
- 10. an activity to make liquid transform into solid
- 12. press something to make it change shape, size.
- 13. a substance changes when it is mixed with another substance.
- 14. liquid or gas move continuously, easily in one direction
Down
- 1. very tiny pieces of something we can or cannot see.
- 2. a state of matter that particles spread and take the shape of its container
- 3. a kind of matter that thing is made from (example paper is made from wood)
- 6. a particular type of solid, liquid, or gas (example: water)
- 7. a state of matter that particles slide past each other.
- 8. change a state from liquid to solid
- 9. make something flow from one container to another
- 11. change a state from solid to liquid