Chemistry

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Across
  1. 2. The amount of space anything occupies
  2. 5. Anything with mass that takes up space
  3. 6. Elements that have properties of metals and non-metals
  4. 11. What a substance is made of
  5. 14. Beginning substances of a reaction
  6. 15. The energy of motion
Down
  1. 1. A substance made of just one atom
  2. 3. Substances formed during a reaction
  3. 4. Properties that change the composition of a material
  4. 7. The smallest unit of an element
  5. 8. Physical combination of 2 or more substances
  6. 9. Most elements are this at room temperature
  7. 10. A substance made up of 2 or more elements that are chemically bonded
  8. 12. Properties that change the appearance of a material
  9. 13. All matter has this