1) the force of objects pushing on other objects a) Fossil Fuels b) organic matter c) sediments d) pressure 2) small pieces of material, such as rock, sand, silt, or plant matter a) compaction b) erosion c) pressure d) sediments 3) the remains or waste of living things, such as plants and animals a) sedimentary rock b) weathering c) oil/petroleum d) organic matter 4) when pressure on deposited layers of sediment causes the layers to squeeze down a) compaction b) oil/petroleum c) erosion d) cementation 5) a solid fossil fuel that is formed from the remains of plants over very long periods of time a) oil/petroleum b) coal c) wind d) sedimentary rock 6) a flammable liquid produced from the remains of marine organisms buried under layers of sediments for millions of years a) sediment b) coal c) compaction d) oil/petroleum 7) when minerals in water act as glue, sticking the sediments together a) fossil fuels b) organic matter c) cementation d) coal 8) a non-renewable fuel such as coal, oil, or natural gas, formed over millions of years from the remains of living organisms a) compaction b) sedimentary rock c) fossil fuels d) cementation 9) a flammable fossil fuel that has no definite shape; produced from the remains of marine organisms buried under layers of sediments for millions of years a) oil/petroleum b) natural gas c) coal d) sedimentary rock 10) rock formed when particles of sediment are deposited in layers, then compacted and cemented together a) sedimentary rock b) decay c) compaction d) natural gas 11) to rot or decompose a) fossil fuels b) natural gas c) oil/petroleum d) decay 12) How long does it take fossil fuels to form? a) millions of years b) thousands of years c) hundreds of years d) less than one hundred years

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