Across
- 4. change in matter that cannot be undone
- 6. a person who designs buildings
- 8. when heat changes a liquid into a gas
- 9. the state of matter that changes its shape and its volume to fill a container
Down
- 1. rain, snow, sleet, ice
- 2. two or more kinds of matter mixed together
- 3. change in matter that can be undone
- 5. the state of matter that keeps its shape and volume
- 7. anything that takes up space and has mass