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Grade Six - Energy

Fron Prentice Hall Earth Science

TermDefinition
fuel a substance that provides energy such as light, heat, motion, or electricity
transformation a change from one form to another
combustion when stored energy is released by burning
fossil fuel energy-rich substances formed from the remains of living organisms
energy
hydrocarbon chemical compounds that contain carbon and hydrogen atoms
petroleum another name for oil
refinery factory where crude oil is heated and separated into fuels and other products
petrochemical compounds that are made from oil
solar energy energy from the sun
hydroelectric energy electricity produced by flowing water
biomass fuel fuels made from living things
gasohol alcohol from corn, sugar cane, and other crops added to gasoline
geothermal energy The intense heat from the Earth's interior that warms the magma
nucleus central core of an atom
nuclear fission the splitting of an atom's nucleus into 2 smaller nuclei
reactor vessel part of the nuclear reactor where fission occurs
fuel rod where the nuclear fuel is stored
control rod rods used to slow down the process placed between the fuel rods
meltdown when the fuel rods produce too much heat.
nuclear fusion when 2 nuclei are combined to make 1 bigger nucleus.
efficiency the percentage of energy that is actually used to perform work.
insulation a layer of material that traps air to help block the transfer of heat between the air inside and the air outside.
energy conservation reducing energy use.
Created by: pkolarich
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