Juan David Suarez

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Across
  1. 4. consisting of many different and connected parts
  2. 6. the external form, contours, or outline of someone or something
  3. 8. zone which make chemical reaction.
  4. 9. in chemistry, any substance that increases the rate of a reaction without itself being consumed.
  5. 10. a strong covering holding the pages of a book together.
  6. 11. are molecules that are very inportant for your body we can find in meer.
Down
  1. 1. the minimum quantity of energy which the reacting species must possess in order to undergo a specified reaction.
  2. 2. is a person who is used by a fashion designer or clothing manufacturer to check the fit.
  3. 3. the base on which an organism lives the soil is the substrate of most seed plants.
  4. 5. happens when one chemical substance is transformed into one or more different substances
  5. 7. molecule organic which make a chemical reaction