Card Set Information
The ability to cause change....
Energy that moves objects...
Energy caused by vibrations of particles in solid, liquid or gas....
Energy stored in matter... ex. food....
Energy from the movement of particles in matter (faster the molecules the hotter)
Energy transmitted through space in the form of waves (ex. electricity, e-rays, microwave, light)
Fuels that can not be replaced....
non renewable energy
Examples of non renewable energy sources...
coal, oil, natural gas
What must burn to release energy?
What does fossil fuel cause?
What is formed in the earth from plant or animal remains?
Energy source that can be renewed...
Energy that comes from moving water....
Energy that comes from sun light or sun heat...
Energy that comes from moving air (wind mills)
Energy from the Earth's heat....
Energy from the nucleusd of an atom....
Renewable sources of energy are better because...
they are cleaner and the are in abundant supply
Energy stored because of an object's position...
Energy of motion
If a person is at the top of a hill he has...
100 % potential energy and 0 % kinetic enery
If a person is half way down the hill he has...
50 % potential energy and 50 % kinetic energy
If a person ends at the bottom of a hill he has...
0 % potential and 100 % kinetic
A measure of kinetic energy of a material...
A tool for measuring temperature...
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
A measurement of usabl energy after an energy conversion; the ratio of usable energy to the total energy after energy conversion....