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CCNN 5º - ENERGY

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  • What makes changes in matter possible?
    Energy
  • What does petroleum look like?
    A viscus black liquid
  • What non-renewable resource is made of decomposed plants?
    Coal
  • What is petroleum made of?
    The decomposition of dead organic matter.
  • Lightning and the lights we use at home are example of what type of energy
    Electric energy
  • What is the problem with renewable energy sources?
    They produce less energy than non-renewable sources.
  • What produces changes in state?
    variations in temperature
  • What is dilation?
    When objects expand to have a greater volume
  • A radiator is a man-made source of what?
    Heat energy
  • What form of energy do wind farms use to turn wind into electricity?
    Motion energy
  • What is it called when a source of energy is unlimited?
    Renewable energy.
  • What is it called when heat energy turns would into ashes and carbon dioxide?
    combustion
  • What is formed when sound vibrates?
    Waves
  • What is present in nature in limited amounts?
    Non-renewable energy
  • Everything that moves has what type of energy?
    Motion energy
  • What energy makes matter change temperature?
    Heat energy
  • What do uranium and plutonium release?
    Nuclear energy
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