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Earth Sc M2, L1- 2,
| Term | Definition |
|---|---|
| mining | digging below ground to obtain ore that will be refined into useful minerals |
| remediation | reversing or stopping environmental damage ex. after a mine is closed |
| carbon sink | an environment or part of an environment that can absorb carbon dioxide from the atmosphere |
| ore | a metal or other valuable mineral that can be extracted and sold for a profit |
| reclamation | the process of changing land that has been disturbed back to its original condition |
| nonrenewable energy | energy from a resource that is used up or not replaced as fast as it is used - often requires combustion |
| renewable energy | energy from a resource that is replenished or replaced as fast or faster than it is used |
| solar energy | radiant energy from the sun |
| hydropower | energy created when moving water turns a turbine that creates electricity |
| geothermal energy | energy made from the heat inside the Earth to create steam |
| nuclear energy | energy made from the fission of uranium atoms |
| wind energy | energy made when wind power turns a turbine to make electricity |
| biomass energy | organic material that makes up living things |
| coal | the most abundant fossil fuel and it is made of at least 50% plant material |
| petroleum | made of hydrocarbons, this liquid is present in rock layers and can be extracted and refined to make diesel oil, gasoline, and kerosene |
| fission | using neutrons to split larger atoms into smaller atoms while releasing energy |
| fusion | combining smaller atoms together to form larger atoms |
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