Rock Types

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What are sediments?

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Sediments are mud, sand, and tiny bits of rocks that cement together to form a type of rock.

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How are sedimentary rocks formed?

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Sedimentary rocks are formed when bits of sand and gravel form layers that turn into rock from pressure.

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What is lava?

Back

Lava is magma that has reached the Earth's surface.

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What process forms metamorphic rocks?

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Metamorphic rocks are formed through heat and pressure.

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What type of rock is formed when magma cools very slowly inside the Earth?

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Igneous Rock.

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What are the three main types of rocks?

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The three main types of rocks are igneous, sedimentary, and metamorphic.

Tags

NGSS.MS-ESS1-4

Front

What is the rock cycle?

Back

The rock cycle is the continuous process of rock formation and transformation between igneous, sedimentary, and metamorphic rocks.

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What is compaction in the context of sedimentary rock formation?

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

Tags

NGSS.MS-ESS2-1

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What is cementation?

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Cementation is the process where dissolved minerals crystallize and bind sediments together to form rock.

Tags

NGSS.MS-ESS1-4

Front

What is magma?

Back

Magma is molten rock located beneath the Earth's surface.