Polymers - Playful Polymers Inspired By Nature

10 Questions | Total Attempts: 42

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Polymers - Playful Polymers Inspired By Nature

Polymers are a fascinating part of our lives. We use polymers everyday.


Questions and Answers
  • 1. 
    Natural Polymers are ones that can come from plants.  These are made of a polymer called cellulose, starch, and rubber.
    • A. 

      True

    • B. 

      False

  • 2. 
    Polymer is a chemical compound formed from long chains of the same molecule group, repeating over and over.
    • A. 

      True

    • B. 

      False

  • 3. 
    The word Polymer can be divided into two parts - Poly- means "many" and -mer means "part" or "segment".
    • A. 

      True

    • B. 

      False

  • 4. 
    When_________________  are formed in a polymer, its chains of molecules are connected in several places, producing a stronger and more elastic polymer.
  • 5. 
    The following are all examples of a particular type of polymer that comes from ________.* Keratin*Collagen*Gelatin*Silk - When Wallace Carothers invented nylon, he made a polymer with a structure similar to that of silk. Natural materials - BIOMIMICRY*Enzymes*Chitin  - is the strong waterproof stuff that crustaceans like crabs and shrimp
  • 6. 
    Synthetic silk is called _______________.
  • 7. 
    Which of the following materials is common to making a polymer ball, slime, and floam?
    • A. 

      Borax

    • B. 

      Potato starch

    • C. 

      PVA glue such as Elmers

    • D. 

      Cornstarch

    • E. 

      Sugar

  • 8. 
    From what country did the word Borax originate?
    • A. 

      Mesopotamia

    • B. 

      Egypt

    • C. 

      Persia

    • D. 

      Syria

    • E. 

      Israel

  • 9. 
    The Molecular formula for Borax is written as follows: Na2B4O7ยท10H2O.Which of the following is correct?(This question may be a bit difficult)
    • A. 

      Na2 = Two sodium atoms. These bond with the tetraborate molecule.

    • B. 

      Na2 = Naicinum atoms.

    • C. 

      B4O7=Tetraborate ion. This ion contains four boron atoms and seven oxygen atoms

    • D. 

      10H2O = Sodium water with 10 molecules.

    • E. 

      10H2O =Waters of hydration, these are water molecules that are present in the crystal structure.

  • 10. 
    The following playful polymer is considered non-Newtonian fluids because they do not behave as predicted by Newton's laws.
    • A. 

      Borax

    • B. 

      Slime

    • C. 

      Cornstarch

    • D. 

      Water

    • E. 

      Ketchup