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Chapter 8 Energy
the ability to cause change
energy an object has due to its motion
energy stored in an object due to its position
total value of the kinetic energy and potential energy of a group of molecules
energy that is stored in chemicals bonds
energy carried by an electromagnetic wave, light energy
energy carried by electric current that comes out of batteries and wall sockets, is generated at large power plants, and is readily transformed into other types of energy.
energy stored in atomic nuclei that can be transformed into other forms of energy by complex power plants.
Law of conservation of energy
states that energy can change from but it is NEVER created or destroyed
a device that uses a magnetic field to turn kinetic energy into electrical energy and can produce direct current and alternating current.
set of steam-powered fan blades that spins a generator at a power plant.
any energy sources that eventually will run out, such as coal, oil, and natural gas.
and energy source that are replenished continually
any renewable and inexhaustible sources of energy to generate electricity, including solar, wind, and geothermal energy.
an energy source that can't be used up by humans.
A device that transforms radiant energy directly into electrical energy.