Study

Energy

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  • Name one type of energy
    Light energy. (Other answers: heat, sound, electrical, chemical.)
  • What does electrical energy do
    It powers machines.
  • What is heat energy called
    It is called thermal energy.
  • What two energies make mechanical energy
    Potential energy and kinetic energy.
  • What happens when particles move fast
    They make more heat.
  • How do we hear sound
    Sound waves go into our ears.
  • What makes sound
    Vibrations make sound.
  • Energy produced by the sun and very important for the biosphere
    Light energy
  • Is a bow and arrow mechanical energy
    Yes, it is.
  • What energy is in food
    Chemical energy.
  • What is energy of movement called
    Kinetic energy.
  • Where is stored energy in a dam
    In the water behind the dam.
  • Does moving water have kinetic energy
    Yes, it does.
  • What is stored energy called
    Potential energy.
  • What is energy
    Energy is what makes things move and work.
  • Where does light energy come from
    It comes from the sun.