Physical science cross word

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Across
  1. 4. a change making 1 or 2 new substances.
  2. 6. a one or two letter representation of an element.
  3. 7. the outter electrons.
  4. 9. switch from gas to solid without becoming liquid.
  5. 10. the change from the gaseous to the liquid state.
Down
  1. 1. can be pulled into a wire
  2. 2. the change in state from a solid directly to a gas.
  3. 3. a liquid's resistance to flowing
  4. 5. the mass/velocity.
  5. 6. this is a bond with 2 non-metals.
  6. 8. atom with same protons different neutrons.