4th Grade Science- Unit Test

20 Questions | Total Attempts: 127

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4th Grade Science Quizzes & Trivia

Science may be complex to some 4thgrade students but the good news is that revision and reading is the only way to emerge on top on Science. All the best as you test and advance your Science knowledge.


Questions and Answers
  • 1. 
    To reuse something means what?
    • A. 

      To use over and over

    • B. 

      To use less of

    • C. 

      To make into something new

    • D. 

      To throw away

  • 2. 
    What is the best benefit of wind power?
    • A. 

      Some say it is an eyesoar

    • B. 

      Somesay it hurts birds and bats

    • C. 

      It creates electricity that is safe for the environment

    • D. 

      It takes up too much space

  • 3. 
    What is energy that comes from ANY and all resources other than fossil fuels?
    • A. 

      Inexhaustible energy

    • B. 

      Alternative energy

    • C. 

      Renewable energy

    • D. 

      Nonrenewable

  • 4. 
    Define reduce.
    • A. 

      To share

    • B. 

      To use over and over

    • C. 

      To use less of something

    • D. 

      To make something old into something new

  • 5. 
    Which is a nonrenewable source of energy?  A. coal    B. Solar   C. Wind   D.  Hydroelectricity
    • A. 

      Solar

    • B. 

      Wind

    • C. 

      Hydroelectricity

    • D. 

      Coal

  • 6. 
    Check all examples of nonrenewable resources.
    • A. 

      Fossil fuels

    • B. 

      Trees

    • C. 

      Oil

    • D. 

      Metals like iron, gold and silver

  • 7. 
    What 2 gases produce acid rain?
    • A. 

      Nitrogen and sulfur

    • B. 

      Sulfur and magnesium

    • C. 

      Magnesium and nitrogren

    • D. 

      Nitrogen and oxygen

  • 8. 
    Trace the transformation of energy for hydroelectricity.
    • A. 

      Kinetic - potential - hydroelectricity

    • B. 

      Kinetic - mechanical - hydroelectricity

    • C. 

      Potential - mechanical - hydroelectricity

    • D. 

      Water - dam - house

  • 9. 
    What does inexhaustible mean?
    • A. 

      It can never run out

    • B. 

      Once the resource is gone it is gone - can not be replaced in a lifetime

    • C. 

      It can be replaced or replentished

    • D. 

      It is tited

  • 10. 
    Explain nonrenewable resources.
    • A. 

      It can never run out

    • B. 

      Once it is gone it is gone forever - it can not be replaced in a lifetime

    • C. 

      It can be replaced or replenished

    • D. 

      It is tired

  • 11. 
    Energy from running water is used to generate ___________________________/
    • A. 

      Biomass

    • B. 

      Wind energy

    • C. 

      Solar power

    • D. 

      Hydroelectricity

  • 12. 
    What is a renewable energy that uses plant and animal waste?
    • A. 

      Solar energy

    • B. 

      Wind power

    • C. 

      Biomass

    • D. 

      Hydroelectricity

  • 13. 
    The Arizona desert would be a good area for which alternative energy ?
    • A. 

      Hydroelectricity

    • B. 

      Solar

    • C. 

      Biomass

    • D. 

      Geothermal

  • 14. 
    Define renewable resources or energy.
    • A. 

      Energy that takes an extremely long time to replace

    • B. 

      Energy that never runs out

    • C. 

      Energy that can not be replaced quickly

    • D. 

      Energy that can be replaced quickly

  • 15. 
    . What is a source of energy that is formed from the remains of plants and animals that lived millions of year ago?
    • A. 

      Solar Power

    • B. 

      Hydroelectricity

    • C. 

      Biofuels

    • D. 

      Fossil Fuels

  • 16. 
    New objects are made from old objects when you ________________.
    • A. 

      Reuse

    • B. 

      Reduce

    • C. 

      Recycle

    • D. 

      Renewable

  • 17. 
    Conservation means using natural resources ___________________
    • A. 

      Up - til it is gone

    • B. 

      Poorly

    • C. 

      Wisley

    • D. 

      For fun

  • 18. 
    Click all that apply.  Check the 3 Rs,
    • A. 

      Reduce

    • B. 

      Renewable

    • C. 

      Revolution

    • D. 

      Reuse

    • E. 

      Reserve

    • F. 

      Recycle

  • 19. 
    Clcik all that  are true statements about smog.
    • A. 

      Smog is acid and water vapors mixed together

    • B. 

      Nitrogen and sulfur make up smog

    • C. 

      Smog occurs nearlarge cities

    • D. 

      Smog is form from fog and smoke

  • 20. 
    This is an example of a renewable resource.
    • A. 

      The sun

    • B. 

      The wind

    • C. 

      Fossil fuels

    • D. 

      Trees

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