Ducksters Chemical Reactions

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Across
  1. 2. reaction where one substance breaks down into two new substances
  2. 5. propelled by reaction of liquid hydrogen and liquid oxygen
  3. 7. this rusts
  4. 9. _______ and reagents do chemical reactions
  5. 11. reaction producing energy in the form of heat
  6. 14. reaction where two substances combine to make something new
  7. 15. used to slow down reaction
Down
  1. 1. any substance created by a chemical reaction
  2. 3. used to speed up reaction
  3. 4. quick chemical reaction
  4. 6. these do photosynthesis
  5. 8. every time you do this, your body breaks down food into energy
  6. 9. reaction ______, speed of chemical reactions
  7. 10. get their power from a combustion chemical reaction
  8. 12. chemical reaction wood does
  9. 13. adding this to a reaction increases the reaction rate