1) what are fossil fuels a) coal, natural gas, oil b) things that pollute the air and do bad things 2) erosion a) when hurricanes come b) things are carried away and transported to a new place 3) wheathering  a) being worn by a long exposure to the atmosphere b) when it is rainy sunny or cloudy 4) cementation a) the process where dissolved materials precipitate out of groundwater and fill the spaces between sediment particles  b) when the rock is squished 5) deposition a) the breaking down of something b) the process where a substance directly transitions  from a  gas to a solid state 6) what is oil and natural gas called a) petroleum b) oil's

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