SC.5.P.9.1

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Across
  1. 1. required to start a chemical reaction
  2. 5. heat removed from a substance to change its state.
  3. 7. a type of change that completely alters a substance
  4. 8. Heat added to a substance to change its state.
  5. 9. an example of physical change of matter that creates a solution.
  6. 10. a process by which we remove enough heat energy to change a liquid into a solid due to a decrease in temperature
  7. 11. a physical process where heat energy is added to a solid substance causing it to turn into a liquid.
Down
  1. 2. many physical and chemical changes are affected by_____________.
  2. 3. occurs when liquid changes into a gas due to an increase in temperature
  3. 4. the process of a gas turning back into a liquid due to a decrease in temperature
  4. 6. a type of change that only changes the size, shape, or state of matter.