Understanding the Rock Cycle

Which type of rock is formed from the cooling and solidification of magma or lava?

• Sedimentary rock

• Metamorphic rock

• Igneous rock

• Fossil rock

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What process is primarily responsible for the formation of sedimentary rocks?

• Melting

• compaction and cementation

• Cooling and solidification

• Heat and pressure

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Metamorphic rocks are formed through which of the following processes?

• Melting and cooling

• Erosion and deposition

• Heat and pressure

• Weathering and erosion

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Which of the following is a characteristic of igneous rocks?

• They often contain fossils.

• They are formed from layers of sediment.

• They are formed from the cooling of molten material.

• They are formed by heat and pressure.

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What is the main factor that causes sedimentary rocks to change into metamorphic rocks?

• Cooling

• Erosion

• Heat and pressure

• Melting

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Which rock type can be transformed into a metamorphic rock?

• Only igneous rocks

• Only sedimentary rocks

• Only fossil rocks

• Both igneous and sedimentary rocks

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What is the process called when sedimentary rocks are formed from particles of sand, shells, pebbles, and other fragments of material?

• Crystallization

• Compaction and cementation

• Melting

• Metamorphism

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Which of the following processes is NOT part of the rock cycle?

• Weathering

• Erosion

• Photosynthesis

• Melting

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How can igneous rocks become sedimentary rocks over time?

• By melting and cooling

• By being subjected to heat and pressure

• By weathering, erosion, and deposition

• By crystallization

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What is the term for the continuous process by which rocks are created, changed, destroyed, and then formed again?

• The water cycle

• The carbon cycle

• The rock cycle

• The nitrogen cycle

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