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What are sedimentary rocks?

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Sedimentary rocks are types of rocks that are formed by the accumulation and compaction of mineral and organic particles over time.

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How do sedimentary rocks form?

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Sedimentary rocks form when broken bits of other rocks are deposited, buried, squeezed, and cemented together.

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What is the process of compaction in sedimentary rock formation?

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Compaction is the process where sediments are pressed together under pressure, reducing their volume.

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What is cementation in the context of sedimentary rocks?

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Cementation is the process where dissolved minerals crystallize and bind sediment particles together.

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What role does heat and pressure play in the formation of fossil fuels?

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Heat and pressure change buried organic matter into fossil fuels over millions of years.

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What is an example of a sedimentary rock?

Back

Sandstone is an example of a sedimentary rock formed from sand particles.

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What is the significance of layers in sedimentary rocks?

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Layers in sedimentary rocks indicate the order of deposition and can provide information about the Earth's history.

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What is the difference between sediment and sedimentary rock?

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Sediment refers to the small particles that accumulate, while sedimentary rock is formed from the compaction and cementation of those particles.

Front

What is the importance of sedimentary rocks in geology?

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Sedimentary rocks are important for understanding Earth's history, including past environments and life forms.

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What is an example of a process that leads to sediment deposition?

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Rivers carrying sand and silt to the ocean is an example of a process that leads to sediment deposition.