science

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  • energy
    • types of ways you can produce energy
      • hydro-electric energy is water that makes energy
      • solar energy is energy made (powered) by the sun
      • wind turbines
      • tidal energy is energy powered by the tide and water
      • sound energy is powered  by sound (waves)
    • by producing your own energy saves you money over the time.
    • everything can produce energy in some way.
    • types of energy
      • kinetic
      • light
      • heat
      • noise
      • chemical
      • wind
    • eletric cars are quieter and only waste about 25%of energy they transfer
    • alumininam and copper are better conductars so the cables for transmitting the energy are made of these 2 metals

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