Chemical Reactions Crossword Puzzle

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Across
  1. 4. the temperature that a substance goes from a solid to a liquid
  2. 5. to change the order or position of something
  3. 7. an ending substance that is made during a chemical reaction
  4. 9. to cause damage to something
  5. 11. a digagram, computor program, or object that helps us to improve our lives
  6. 12. the substance thats added to soil to help it to grow
Down
  1. 1. a thing that is made up of a lot of the same atoms or group of atoms
  2. 2. a starting substance that is part of a chemical reaction
  3. 3. an object that is used to measure the size of things
  4. 6. pieces of matter that our world is made up of
  5. 8. reaction the process in whic atoms are rearranged to form new substances
  6. 10. something that can be observed