Particles Crossword Puzzle

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Across
  1. 3. the current state of the substance
  2. 4. to increase in volume as a result of applied pressure
  3. 6. a phase of matter that has definite volume and definite shape
  4. 7. a phase of matter that has definite volume but no definite shape
  5. 8. a push or a pull
  6. 9. an attractive force between atoms
  7. 10. a measure of the quantity of matter
  8. 11. existing in the gas phase
Down
  1. 1. a code that represents the number and kinds of atoms in one particle of a substance
  2. 2. a substance defined by a particle composed of two or more different kinds of atoms
  3. 3. the smallest piece of a substance that is still that substance
  4. 5. to reduce in volume as a result of applied pressure
  5. 10. anything that has mass and takes up space