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Energy

7.PS.3

TermDefinition
Chemical Energy A form of potential energy that is stored in chemical bonds between atoms and molecules
Closed System a system in which matter and energy exchanges do not occur across boundaries
Dissipated Energy energy used up in a system, typically lost due to work done by friction, 'wasted energy'
Electrical Energy Energy caused by the movement of electrons
Energy The ability to do work or cause change
Ethanol Fuel a biofuel alternative to gasoline, usually derived from corn
Fossil Fuels Coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.
Geothermal Energy Energy from steam or hot water produced from hot or molten underground rocks
Gravitational Energy Potential energy that depends on the height of an object
Hydroelectric Power Power generated from moving water
Kinetic Energy the energy an object has due to its motion
The Law of Conservation of Energy The law that states that energy cannot be created or destroyed but can be changed from one form to another
Mechanical Energy Kinetic or potential energy associated with the motion or position of an object
Nuclear Energy The potential energy stored in the nucleus of an atom
Open System a system in which exchanges of matter or energy occur across system boundaries
Potential Energy (PE) the energy stored in an object because of its position or composition
Radiant Energy-Light Energy that travels in the form of electromagnetic waves, often from an object like the sun or a light bulb
Sound Energy Energy caused by an objects vibrations of particles
Thermal Energy The total energy of motion in the particles of a substance
Transfer to move from one place to another
Transform to change in form or appearance
Turbine A device with blades that can be turned by water, wind, steam, or exhaust gas from combustion that turns a generator in an electricity-producing plant
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