States of matter

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Across
  1. 2. 0 degrees is the melting point of _________
  2. 6. results why you repeat an investigation
  3. 8. point the temperature at which a sold starts to melts
  4. 10. what happens to particles when they lose energy
  5. 11. variable the variable you change
  6. 13. the process that happens to ice cream on a sunny day
Down
  1. 1. another name for the property of substances
  2. 3. what happens to water when it is frozen
  3. 4. 0 degrees is the freezing point of ________
  4. 5. point the temperature at which a liquid start to boil
  5. 7. variable what you measure or observe
  6. 9. 100 degrees is the boiling point of _______
  7. 10. variable the variable you keep the same
  8. 12. test when you keep all variables the same except one