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20 Cards in this Set
- Front
- Back
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Energy |
Associated with changes in temperature or with work |
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Joule |
The unit of energy, symbol j |
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Dissipated |
Energy that has become spread out or 'wasted' by heating the environment |
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Elastic |
Energy stored when objects change shape |
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Gravitational |
Energy due to the position of an object in a gravitational field |
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Thermal |
Energy in objects as a result of the motion of their particles |
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Kinetic |
Energy of moving objects |
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Chemical |
Energy stored in food and fuels |
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Temperature |
A measure of how hot or cold something is |
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Thermometer |
Instrument used to measure temperature |
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Conduction |
The way in which energy is transferred through solids, liquids and gases |
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Convection |
The transfer of energy by the movement of liquids and gases |
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Insulator |
A material that does not conduct electricity or transfer energy well |
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Radiation |
The transfer of energy as a wave |
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Infrared |
Radiation given off by the sun and other objects that brings about energy transfer |
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Renewable |
Energy resources whose supply will not run out |
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Nuclear |
Energy from the nucleus of an atom |
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Watt |
The unit of power, symbol w |
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Lever |
A simple machine that multiplies the force |
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Gear |
A rotating lever that reduces the force required to do work |
