Chemical Changes

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Across
  1. 6. – Breaking down food in the body.
  2. 7. – Breakdown of organic material over time.
  3. 8. – Heating food and changing its chemical structure.
  4. 9. – A chemical reaction with oxygen.
Down
  1. 1. – A metal loses its shine due to a chemical reaction.
  2. 2. – A rapid release of energy in a reaction.
  3. 3. – The process that turns sugar into alcohol.
  4. 4. – A substance reacts with oxygen and produces heat and light.
  5. 5. – Breaking down organic matter into simpler substances.