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Energy
Term | Definition |
---|---|
energy | the ability to do work or cause a change |
chemical energy | energy that bonds particles together - stored energy |
electrical energy | Energy that is produced from the flow of charges |
heat energy | Energy caused by the motion of particles in matter |
light energy | visible energy that moves in waves |
mechanical energy | energy of MOVING objects |
sound energy | energy that is produced by vibrations |
speed | the distance an object travels in a given amount of time |
circuit | a complete, closed -loop path through which an electric current can flow |
collision | when a moving object crashes into something else, creating an exchange of energy |
conservation | energy cannot be created or destroyed, it can only be converted into other forms of energy |
current | the flow of a charge |
fossil fuels | coal, oil, natural gas |
hydropower | power generated by moving water |
non-renewable energy | can't be recreated or take millions of years to be replenished |
renewable energy | can be replenished by the environment over a relatively short period of time; will not run out |
solar energy | energy from the sun |
transfer | when energy moves from one place to another |
convert | when energy moves from one form to another |
wind energy | energy created by wind that turns turbines in order to generate electricity |