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6th unit o4
energy resource and transformation
| Question | Answer |
|---|---|
| energy | in physics, the capacity for doing work |
| Biomass | material derived form living things |
| coal | the hard black solid fuel formed from the remains of plants over millions of years and extracted form the ground a nonrenewable fossil fuel |
| energy resource | A source or supply of energy that can be used to generate eletric power to meet people needs |
| fossil fuel | A natural nonrenewable fuel such as coal oil of natural gas formed a very long time ago from the remains of living organisms |
| Geothermal energy | heat transferred form beneath the surface of earth and used to produce energy for human use |
| greenhouse gases | gases in the atmosphere that trap heat within the atmosphere |
| hydropower | a renewable source of energy movement of water |
| landfill | a disposal site for solid waste |
| natural gas | a gas usually found in the ground positioned above petroleum deposits that is burned to obtain energy a nonrenewable fossil fuel |
| nonrenewable | not a replaceable by natural means within a short period of time |
| nuclear power | energy harnessed from the decay of uraniun atoms |
| petroleum oil | flammable yellow to black liquid composed of hydrocarbons occuring naturally beneath eaths surface a nonrenewable fossil fuel processed too make gasonline used in |
| pollution | the presence of harmful or unwanted levela of material in the enviroment |