Energy

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Author:
Scottj
ID:
185697
Filename:
Energy
Updated:
2012-11-27 16:50:48
Tags:
Energy
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Description:
Energy
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  1. The ability to cause change....
    energy
  2. Energy that moves objects...
    mechanical
  3. Energy caused by vibrations of particles in solid, liquid or gas....
    sound
  4. Energy stored in matter... ex. food....
    chemical
  5. Energy from the movement of particles in matter (faster the molecules the hotter)
    thermal
  6. Energy transmitted through space in the form of waves (ex. electricity, e-rays, microwave, light)
    electromagnetic
  7. Fuels that can not be replaced....
    non renewable energy
  8. Examples of non renewable energy sources...
    coal, oil, natural gas
  9. What must burn to release energy?
    fossil fuels
  10. What does fossil fuel cause?
    pollution
  11. What is formed in the earth from plant or animal remains?
    fossil fuels
  12. Energy source that can be renewed...
    renewable source
  13. Energy that comes from moving water....
    hydroelectric
  14. Energy that comes from sun light or sun heat...
    Solare
  15. Energy that comes from moving air (wind mills)
    wind
  16. Energy from the Earth's heat....
    geothermal
  17. Energy from the nucleusd of an atom....
    nuclear
  18. Renewable sources of energy are better because...
    they are cleaner and the are in abundant supply
  19. Energy stored because of an object's position...
    potential
  20. Energy of motion
    kinetic energy
  21. If a person is at the top of a hill he has...
    100 % potential energy and 0 % kinetic enery
  22. If a person is half way down the hill he has...
     50 % potential energy and 50 % kinetic energy
  23. If a person ends at the bottom of a hill he has...
    0 % potential   and 100 % kinetic
  24. A measure of kinetic energy of a material...
    temperature
  25. A tool for measuring temperature...
    thermometer
  26. A law stating that no matter how energy is transferred or transformed, it continues to exist in one form or another...
    law of conservation of energy
  27. A measurement of usabl energy after an energy conversion; the ratio of usable energy to the total energy after energy conversion....
    energy efficiency

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