Across
- 2. particles have no bond between them
- 5. extremely small particles make up matter
- 6. has definite volume and definite shape
- 9. molecules slow down and move closer together
- 11. extremely small particles that make up matter
- 14. molecules speed up and move farther apart
- 15. substance that can flow
Down
- 1. solids, liquids, and gases
- 3. transfer of heat by touch or contact
- 4. no definite shape or volume
- 7. transfer of heat by electromagnetic waves
- 8. motion of molecules in solids
- 9. transfer of heat by currents
- 10. definite volume and takes shape of container
- 12. change from solid to liquid
- 13. anything that takes up space and has mass