EARTH SCIENCE
SEDIMENTS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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cementation
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compaction
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weathering
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heat and pressure
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Detailed explanation-1: -In sedimentology, compaction is the process by which a sediment progressively loses its porosity due to the effects of pressure from loading. This forms part of the process of lithification.
Detailed explanation-2: -happens when sediments are deeply buried, placing them under pressure because of the weight of overlying layers. This squashes the grains together more tightly.
Detailed explanation-3: -Deposition is when the broken-off sediment pieces deposit in areas of lower elevation, usually in lakes and oceans. It is in these areas where compaction takes place. Compaction is when sediment is pushed together by the weight of water and other sediment pushing down on it.
Detailed explanation-4: -Rock formed from the process of lithification, in which sediments compact under pressure, and gradually become solid rock. Lithification includes all the processes which convert unconsolidated sediments into sedimentary rocks.
Detailed explanation-5: -Finally, lithification is the process by which clay, sand, and other sediments on the bottom of the ocean or other bodies of water are slowly compacted into rocks from the weight of overlying sediments. Sedimentary rocks can be organized into two categories.