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Across 3. Temperature and volume have this relation ship (2 Words) 4. When motion of molecules completely stops. (2 Words) 5. freezing point of water ( Celsius ) 8. when air turns into frost and settles on window panes , this is the process of 9. when pressure is constant (2 Words) 10. temperature is constant (2 Words) 12. pressure and volume are proportional 14. pressure volume relationship expressed by 15. no definite shape but definite volume 17. if pressure is increased this happens to volume 18. can flow easily 19. add this to celsius to change to kelvins

Down 1. common property of gases 2. between molecules (2 Words) 3. gases have very low as compared to solid and gases 6. there are more than 2 variables ( A Law) (3 Words) 7. Metric system unit for temperature. 11. It is used when gas law problems are solved. 13. SI unit of pressure 16. no volume no definite shape