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21 terms

BARR earth,water,energy

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fossil fuels
formed from decay of ancient forms of life
natural resource
can't be replaced, made by nature
renewable resource
resource that can't be replaced
desalination
getting fresh water from sea water
ground water
water that seeps into the ground into spaces between bits of rock and soil
water table
top of water-filled spaces in the ground
mid-Atlantic ridge
mountain range rising about the ocean floor
trench
v-shaped valley below the ocean
weathering
breaking down of rocks
erosion
carrying away of rocks
geologist
a scientist that studies rocks and their formations
fold mountains
mountains formed by compression
fault-block mountains
mountains formed by tension and shearing
precipitation
part of water cycle - water comes down onto land
evaporation
part of water cycle - water goes up into air as water vapor
condensation
part of water cycle - water forms clouds in sky
geothermal energy
energy derived from the heat in the interior of the earth
fossil fuels
coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.
sun
the ultimate source of energy.
hydroelectric
of or relating to or used in the production of electricity by waterpower
solar energy
energy that comes from the sun