Metamorphic Rocks

Metamorphic rocks form from ___.

• igneous rocks

• other metamorphic rocks

• sedimentary rocks

• all types of rocks

Tags

NGSS.MS-ESS2-1

When metamorphic rocks are formed, the extreme heat is usually caused by the _______.

• gravity in the atmosphere

• collision of tectonic plates

• the fiery hot magma in the Earth's mantle

• weight of the mountains

How do metamorphic rocks form? 

• Heat and Pressure

• Compaction & Cementation

• Cooling of Magma

• Sediments & Glue

Metamorphic Rocks are most classified by

• Mineral Composition

• Texture (foliated / non foliated)

• Grain Sizes

• How they formed.

True / False: Metamorphic rocks can be metamorphosed more than once.

• True

• False

This pink and black striped rock can be classified as

• foliated metamorphic

• unfoliated metamorphic

• clastic sedimentaary

• organic sedimentary

The metamorphic rock __________ usually forms when limestone is subjected to heat and pressure deep beneath the surface.

• marble

• slate

• sandstone

Any rock formed when another rock is changed by heat or __________ is a metamorphic rock.

• pressure

• arrangement

Metamorphic rock can form out of other metamorphic rock.

• true

• false

The deeper a rock is buried in the crust, the greater the pressure on that rock.

• true

• false