Study

Chapter 4 Review

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  • Materials taken from the earth and used by people are called ?
    Natural resources
  • Choose correctly
    Coal
  • Synthetic materials like plastic are made during a process called polymerization. True or false
    True
  • Choose correctly
    A
  • Choose correctly
    A
  • Choose correctly
    C
  • Polyester, acrylic and burlap are textiles. True or False
    True
  • Coal takes millions of years to form. Is it renewable or non-renewable ?
    Non-renewable
  • Choose correctly
    D
  • Which processes release carbon di oxide ?
    Respiration and Decomposition
  • Choose the alternative source of energy. Natural gas/ coal/ oil/ wind energy
    wind energy
  • Choose correctly
    B
  • Water can be replaced quickly in a short space of time, therefore it is ? Renewable or non-renewable ?
    Renewable
  • Animals add nitrogen to the ecosystem when they excrete waste ? True or false
    True
  • A material that is artificially made is called ?
    Synthetic
  • Choose correctly
    B