Matter

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Across
  1. 3. Anything that takes up space.
  2. 6. Molecules are tightly packed.
  3. 7. A substance made of ONE type of atom.
  4. 8. Measure of kinetic energy.
Down
  1. 1. Another name for matter
  2. 2. Smallest piece of matter.
  3. 3. A group of atoms grouped together.
  4. 4. Shows the measurement of mass.
  5. 5. Smallest part of SI units.
  6. 6. A device used to measure weight
  7. 9. Amount of matter an object has