Respuesta :

16 across=freezing
14 across= liquid
12 down= density
i cant see the rest of the numbers on the crossword
MudBogey
Across:

3. Condensation
6. Sublimation
7. Crystalline
10. State
11. Evaporation
14. Water
15. Boyle
16. Freezing
18. Solid

Down:

 1. Temperature
 2. Melt
 4. Drops
 5. Plasma
 8. Amorphous
 9. Exothermic
12. Viscosity
13. Absorbs
15. Boiling
17. Gas