Metamorphic Rocks

Every metamorphic rock is a rock that has changed its form.

• true

• false

Tags

NGSS.MS-ESS2-1

Heat and pressure deep beneath Earth's surface can change any rock into ___________ rock.

Tags

NGSS.MS-ESS2-2

When rocks change into metamorphic rock, what features change?

• mineral composition

• crystal structure

• appearance

• texture

Metamorphic rock can form out of igneous rock, sedimentary rock, or other metamorphic rock.

• true

• false

Tags

NGSS.MS-ESS2-2

Metamorphic rocks that have their grain arranged in parallel layers or bands are said to be

• foliated

• nonfoliated

What does the term foliated describe about the rock?

Answer explanation

It describes the thin, flat layering found in most metamorphic rocks.

Some metamorphic rocks are ___________. The mineral grains in these rocks are arranged randomly.

Metamorphic rocks that are nonfoliated do not split into layers.

• true

• false

How are metamorphic rocks used in building and sculpture?