Across
- 4. liquid turns into solid
- 7. gas will turn into liquid
- 8. flammable matter
- 9. matter that difficult to compress
- 10. has mass and occupies space
- 13. solid directly turns into gas
- 14. occurs when iron exposed to water and air
- 15. plastic is made of
Down
- 1. temperature at which substances changes from liguid to gas
- 2. matter that has fixed shape
- 3. mass per unit volume
- 5. matter that compressible
- 6. steel is made of
- 10. temperature at which substances changes from solid to liquid
- 11. liquid is evaporated slowly and turns into gas
- 12. solid turns into liquid