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conservation of Energy
| Term | Definition |
|---|---|
| energy | is the ability to do work |
| kinetic energy | energy that an object has due to its motion |
| kinetic energy | calculated by taking 1/2 of the product of the mass times the square of the velocity |
| potential energy | energy that an object has due to its shape or position |
| graviatational potential energy | energy an object has due to its height above the earth's surface and its weight |
| law of conservation of energy | states that energy can neither be created nor destroyed by ordinary means |
| mechanical energy | the energy associated with motion (kinetic energy) |
| heat energy | the internal energy of a body (the total kinetic and potential energy of the particles in the body) |
| chemical energy | the energy a substance has due to the chemical bonds found within its molecules |
| electromagnetic energy | energy associated with a moving electric charge |
| nuclear energy | the energy contained within the nucleus of an atom (most concentrated form of energy) |
| the more massive body | consider two moving objects. each is moving at the same velocity. one is more massive than the other. which one has the greate kinetic energy |
| the body with the higher speed | consider two bodies of the same mass. one is moving faster than the other. which one has the greater kinetic energy |
| kinetic energy to potential energy | one of the most common energy conversions involges te changing of what? |