Shared Flashcard Set

Details

Energy
Earth's Energy Resources
17
Science
8th Grade
10/18/2010

Additional Science Flashcards

 


 

Cards

Term
fossil fuel
Definition
nonrenewable energy source that formed over millions of years from the remains of dead plants and animals
Term
coal
Definition
organic sedimentary rock that formed from decayed plant material
Term
oil
Definition
liquid fossil fuel formed from the remains of microscopic marine organisms
Term
biomass energy
Definition
renewable energy derived from burning organic materials such as wood or alcohol
Term
geothermal energy
Definition
inexhaustible energy resource that uses hot magma or hot, dry rocks from below earth's surface
Term
hydroelectric energy
Definition
electricity that is produced by water power using large dams in a river
Term
natural gas
Definition
fossil fuel formed from marine organisms and is often found in tilted or folded rock layers and is used for heating or cooking
Term
nuclear energy
Definition
alternative energy source that is based on atomic fission
Term
reserves
Definition
amount of fossil fuel that can be extracted from the earth at a profit using current technologies 
Term
solar energy
Definition
energy from the sun that is clean, exhaustible, and can be transformed into electricity by solar cells 
Term
wind farm
Definition
area where many windmills use wind to generate electricity
Term
hydrocarbons
Definition
compounds that contain hydrogen and carbon atoms
Term
synthetic fuel
Definition
fuels that are extracted from solid organic materials
Term
methane hydrates
Definition
icy substances that contain reserves of methane, main component of natural gas 
Term
nuclear fission
Definition
the spitting of heavy elements to produce energy
Term

nonrenewable 

energy 

Definition
energy resource that is being used faster than natural earth processes can replace them
Term
renewable energy
Definition
constant energy source that will not run out in the future
Supporting users have an ad free experience!