Chemical Reaction

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Across
  1. 3. an object, diagram, or computer program that helps us understand something by making it simpler or easier to see
  2. 4. a group of atoms joined together in a particular way
  3. 6. something that can be observed about a substance, such as color, smell, or boiling point
  4. 9. the relative size of things
  5. 12. able to cause damage
  6. 14. to change the order or position of something
  7. 16. a substance that is added to soil to help plants grow
Down
  1. 1. an ending substance that is made during a chemical reaction
  2. 2. a process in which atoms rearrange to form new substances
  3. 5. a structure formed by repeating groups of atoms linked together in a large network
  4. 7. something that is made of all the same atoms or groups of atoms
  5. 8. letters and numbers showing the types and number of atoms that repeat to make up a substance
  6. 10. the temperature at which a substance changes from the solid phase to the liquid phase
  7. 11. the tiny pieces that all matter
  8. 13. the temperature at which a substance changes from the liquid phase to the gas phase
  9. 15. a starting substance that is part of a chemical reaction