Rock Cycle

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What are fossils?

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Fossils are the remains of plants or animals preserved in petrified form or as impressions made in rock.

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What causes igneous rocks to form?

Back

Igneous rocks form from the cooling of magma or lava.

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What type of rock is formed by smaller pieces of rock that settled at the bottom of a lake?

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This type of rock is called sedimentary rock.

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What is erosion?

Back

Erosion is the process by which sediments move from one place to another due to wind or rain.

Front

What type of rock starts as molten magma?

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This type of rock is called igneous rock.

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What is sedimentary rock?

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Sedimentary rock is formed from the accumulation of sediments that have compacted and cemented together.

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What is metamorphic rock?

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Metamorphic rock is formed when existing rocks are changed by heat and pressure.

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What is the rock cycle?

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

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What is weathering?

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Weathering is the breaking down of rocks into smaller pieces by natural forces like wind, water, and temperature changes.

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What are geodes?

Back

Geodes are hollow rocks lined with crystals that form when mineral-rich water fills a cavity and evaporates.