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Chapter 5 science vo
Question | Answer |
---|---|
energy | the ability to do work or cause change |
kinetic energy | energy that an object has due to its motion |
potential energy | energy that is stored and held in readiness |
elastic potential energy | the energy of stretched or compressed objects |
gravitational potential energy | potential energy that depends on the height of an object |
mechanical energy | kinetic or potential energy associated with the motion or position of an object |
thermal energy | the total energy of particles in a substance or material |
chemical energy | the potential energy stored in chemical bonds |
electrical energy | the energy of moving electric charges |
electromagnetic energy | the energy of light and other forms of radiation |
nuclear energy | the potential energy stored in the nucleus of an atom |
energy conversion | the process of changing one form of energy into another |
a law of conversion | the rule that energy cannot be created or destroyed |
fossil fuels | materials such as coal that are burned to release their chemical energy |
power | the rate at which work is done |