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11 Cards in this Set

  • Front
  • Back
conservation
the preservation and careful management of the environment, including natural resources
estuary
an extremely fertile area where a river meets ocean
fossil fuel
fuel formed from organisms in Earth's crust over hundreds of millions of years
geothermal energy
heat energy in Earth's crust
natural resource
a material or energy source that is useful or necessary to meet the needs of Earth's organisms, including people
nonrenewable natural resource
a resource that is used more quickly that it can be replaced by natural processes
nuclear fission
energy that is given off when an atom splits and releases a neutron
nuclear fusion
combining two atoms to make one atom
particulates
tiny particles released into the air
recycling
a form of reuse that requires reprocessing or changing an item or natural resource
renewable natural resource
Earth's resource that is constantly being replaced or recycled by nature