04 ROCKS AND ROCK CYCLE

Front

What type of rock is formed from the heating and compression of existing rocks over time?

Back

Metamorphic rock.

Front

What are the three major types of rocks?

Back

Igneous, Metamorphic, Sedimentary.

Front

True or False: Igneous rocks can only turn into metamorphic rocks.

Back

False.

Front

What process can turn a metamorphic rock into an igneous rock?

Back

Melting and then cooling.

Front

True or False: Once a rock is sedimentary, it cannot become an igneous rock.

Back

False.

Front

What is the process called when sediments are compacted and cemented together?

Back

Lithification.

Front

What type of rock is formed from cooled magma or lava?

Back

Igneous rock.

Front

What is the main difference between intrusive and extrusive igneous rocks?

Back

Intrusive rocks form from magma that cools slowly beneath the Earth's surface, while extrusive rocks form from lava that cools quickly on the surface.

Front

What is sediment?

Back

Small, solid pieces of material that come from rocks or living things.

Front

What is the rock cycle?

Back

The continuous process by which rocks are created, changed, destroyed, and formed again.