Natural and Synthetic Materials

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Across
  1. 2. This word describes something made by humans.
  2. 5. This word reminds us to use less plastics to protect are environment.
  3. 8. This word reminds us that plastic trash can be repurposed in a new way.
  4. 11. This is a moldable substance made from long chains of many("poly-")repeating molecules.
  5. 12. This is a bouncy, flexible material that can be made naturally from a type of tropical tree or synthetically from petroleum oil.
  6. 13. This word reminds us that plastic objects can be used more than once.
  7. 14. This is a resource that can be replaced.
  8. 15. This is a synthetic material used to replace silk. It is sometimes used in sheer leggings.
Down
  1. 1. This is a type of polymer that does not occur naturally. This substance has many everyday uses in our modern world and takes a long time to decompose.
  2. 3. This is a resource that cannot be replaced.
  3. 4. This word describes a substance's ability to decompose, break down, or "degrade."
  4. 6. Ninety percent of plastics are made from this substance. This substance is also used for gasoline or "petrol."
  5. 7. This word describes something made by nature.
  6. 9. This is a natural polymer that comes from a "lac" bug.
  7. 10. This is a type of fuel produced from the remains of ancient plants and animals.