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Describe how sedimentary rock forms. Make sure to include compaction and cementation in your answer.

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User Phss
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2 Answers

5 votes

Answer:

Sedimentary rocks are formed when sediment is deposited out of air, ice, wind, gravity, or water flows carrying the particles in suspension. This sediment is often formed when weathering and erosion break down a rock into loose material in a source area.

Step-by-step explanation:

answered
User EricGreg
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9.2k points
5 votes

Answer:

They are compacted, reducing the available pore space and expelling much of the pore-water. Dissolved minerals in the ground water precipitate (crystallize) from water in the pore spaces forming mineral crusts on the sedimentary grains, gradually cementing the sediments, thus forming a rock.

Step-by-step explanation:

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