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12 terms

Physical Science Week 6

STUDY
PLAY
Gravitational Potential Energy
potential energy that depends on the height of an object
Kilogram
one thousand grams
Acceleration of Gravity
gravity at constant 9.8
Energy Transformation
A change from one form of energy to another
Combustion
the act of burning something
Fossil Fuel
fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content
Nonrenewable resource
a resource that cannot be replaced
Renewable resource
any natural resource (as wood or solar energy) that can be replenished naturally with the passage of time
Biomass fuel
Disposed material or renewable resources (such as compost) used to create energy or agricultural products.
Geothermal fuel
Heat energy in Earth's interior from water or steam that has been heated by magma
Petrochemical
any compound obtained from petroleum or natural gas
Refinery
an industrial plant for purifying a crude substance