Phase Change Crossword

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Across
  1. 2. a group of atoms joined together in a particular way.
  2. 6. a measure of how hot or cold something is
  3. 7. provide evidence that goes against a claim.
  4. 8. the relative size of things.
Down
  1. 1. a pull between two molecules.
  2. 3. the way molecules in a substance move.
  3. 4. the energy that an object has because it is moving.
  4. 5. noticable different form or state of the same substance