Study

Energy sources Grade 3

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  • What is an advantage of oil energy?
    Easy to burn to power our cars. Very accessible.
  • What is a disadvantage of wind energy?
    You need a windmill to harness the power.
  • What is a disadvantage of coal energy?
    It creates a lot of pollution. It is quickly being used up. Big shortage during Christmas time.
  • What does non-renewable energy source mean?
    Energy that is used up faster than it is replaced
    Energy that is easy to get more
  • What is an advantage of hydro (water) energy?
    Water is always available. Don't have to wait to use it. Plenty of water.
  • What is an advantage of using solar (sun) energy?
    The sun is free to use. Does not create pollution.
  • What is an example of an energy source?
    solar, wind, hydropower, geothermal, biofuel, nuclear, oil, coal, natural gas
  • What is an energy source?
    Something that takes energy
    Something that provides energy
  • What is a disadvantage of hydro (water) energy?
    You have to live near a body of water. Need a dam to hardness the energy.
  • What is an advantage of wind energy?
    Wind is also free to use. There will always be wind. It does not create pollution.
  • What is a disadvantage of oil energy?
    It creates a lot of pollution. Prices are always rising due to us consuming too much.
  • What are 3 examples of non-renewable energy sources?
    Coal, natural gas, and gasoline
  • What is a disadvantage of solar (sun) energy?
    You can only use it during the day. Solar panels are very big and expensive.
  • What is an advantage of coal energy?
    It is cheap to use. Easy to get. Anyone can buy it from a lot of places.
  • What are examples of renewable energy sources?
    Wind, sun, and water.
  • What is an advantage of natural gas energy?
    Can be found everywhere. It is easy to transport because gas is light. It is cheaper than coal and gasoline.
  • What does renewable energy source mean?
    A source of energy that can be used over and over again.
    A rouse of energy that takes millions of years to create.
  • What is a disadvantage of using natural gas energy?
    It creates pollution, but less than coal and gasoline. It is difficult to harness the energy.