Matter

1234567891011
Across
  1. 1. a reaction in which two molecules combine to form a larger molecule, producing a small molecule
  2. 4. firm and stable in shape
  3. 7. degree of hotness or coldness of a body or environment
  4. 9. an air like fluid
  5. 10. a solid deposit of a substance which has sublimed
  6. 11. flows freely but is of constant volume
Down
  1. 2. turning from liquid into vapor
  2. 3. surroundings or conditions in which a person, animal, or plant lives or operates.
  3. 5. automatic response
  4. 6. how much "things" are stored in a unit volume of space
  5. 8. easily to set on fire