6th Grade Rocks Test

Front

What type of rock is formed when an existing rock is subjected to very high heat and pressure?

Back

Metamorphic rock.

Front

What processes can transform an igneous rock into a sedimentary rock?

Back

Weathering and erosion, followed by compaction and cementation.

Front

Can any type of rock turn into a metamorphic rock?

Back

Yes, any type of rock can become a metamorphic rock.

Front

What is the process called when dissolved minerals crystallize and glue sediment together?

Back

Cementation.

Front

What material is primarily used to form igneous rocks?

Back

Magma.

Front

What are the three main types of rocks?

Back

Igneous, sedimentary, and metamorphic.

Front

How are sedimentary rocks formed?

Back

Through the processes of compaction and cementation of sediments.

Front

What is weathering?

Back

The breaking down of rocks into smaller pieces by natural forces.

Front

What is erosion?

Back

The movement of weathered rock and soil from one location to another.

Front

What is the difference between magma and lava?

Back

Magma is molten rock beneath the Earth's surface; lava is magma that has reached the surface.