Metamorphic Rocks

Metamorphic rocks form from...

• sediments that are compacted and cemented

• cooling magma or lava

• existing rocks that are warped under high heat and pressure

• evaporation or precipitation of minerals

Tags

NGSS.MS-ESS2-2

Metamorphic rocks are classified based on...

• their grain size

• whether they are foliated or non-foliated

• the color

• whether they formed from heat or pressure

This metamorphic rock is...

• foliated

• non-foliated

• extrusive

• intrusive

This metamorphic rock is...

• foliated

• non-foliated

• extrusive

• intrusive

Contact metamorphism occurs when...

• biological remains are compacted

• rock over a wide area is put under high pressure

• rock melts and becomes magma

• rock is in contact with magma

Tags

NGSS.MS-ESS2-2

When ________________ is exposed to high heat and pressure, it becomes marble.

• limestone

• shale

• quartz sandstone

• conglomerate

Tags

NGSS.MS-ESS2-1

Which of the following is not one of the rocks that can form when shale is exposed to high pressures and temperatures.

• gneiss

• marble

• phyllite

• schist

When bituminous coal is exposed to high heat and pressure it can transform into....

• anthracite coal

• conglomerate

• quartzite

• slate

When conglomerate is exposed to high heat and pressure it can transform into....

• anthracite coal

• metaconglomerate

• quartzite

• marble

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Regional metamorphism occurs when...

• biological remains are compacted

• rock over a wide area is put under high pressure

• rock melts and becomes magma

• rock is in contact with magma