Across
- 3. a substance that can be condensed to a liquid by increasing its pressure
- 6. a state of matter whose molecules are closely bound together and can only vibrate
- 8. the smallest amount of a chemical substance that can exist
- 9. the state of matter distinguished from the solid and liquid states by relatively low density and great expansion
Down
- 1. to cause a gas or vapour to change to a liquid
- 2. the presence of water
- 4. a substance that can easily move and change shape such as water ,air,or plasmas
- 5. to convert or change into a vapour
- 7. a state of matter that can change its shape by flowing and it is difficult to compress