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Science Ch 13 vocab
vocab
16
Science
8th Grade
11/17/2012

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Term
the ability to cause change
Definition
energy
Term
energy an object has due to its motion
Definition
kinetic energy
Term
energy stored in an object due to its posistion
Definition
potential
Term
the sum of the kinetic and potential energy of the particles in a material
Definition
thermal energy
Term
energy stored in chemical bonds
Definition
chemical energy
Term
energy carried by an electromagnetic wave
Definition
radiant energy
Term
energy carried by electric current
Definition
electrical energy
Term
energy contained in atomic nuclei
Definition
nuclear energy
Term
states that energy can change ist form but is never created or destroyed
Definition
law of conservation of energy
Term
device that uses a magnetic field to turn kinetic energy into electrical energy
Definition
generatior
Term
set of steam-powered fan blades that spins a generator at a power plant
Definition
turbine
Term
energy resource that is used up much faster than it can be replaced
Definition
nonrenewable resource
Term
energy resource that is replenished continually
Definition
renewable resource
Term
new renewable or inexhaustible energy source
Definition
alternative resource
Term
energy source that can't be used up by humans
Definition
inexhaustible resource
Term
device that trasforms radiant energy directly into electrical energy
Definition
photvoltaic
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