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Solar Energy
Solar Energy
12
Science
5th Grade
09/10/2009

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Cards

Term
energy
Definition
the capacity to do work
Term
solar
Definition
having to do with the sun
Term
transparent
Definition
light passes through it; see through it (glass)
Term
translucent
Definition
some light can pass through (wax paper)
Term
opaque
Definition
light does not pass through it (tin foil, wall)
Term
insulate
Definition
to prevent the transfer (movement) of heat, electricity, or sound
Term
absorb
Definition
to take in or to soak up
Term
reflect
Definition
to bounce off; to bend or fold back
Term
refract
Definition
to alter or distort (like in a fun house)
Term
greenhouse effect
Definition
trapping the sun's radiant energy so that it cannot be reradiated (it can't escape)
Term
global warming
Definition
the gradual warming of the earth due to the "greenhouse effect"
Term
renewable energy
Definition
energy from sources that can't be used up: water, sun, wind, vegetation
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