Exploring Metamorphic Rock Formation

What is the primary characteristic of metamorphic rocks?

• They are created from pre-existing rocks.

• They are formed by volcanic eruptions.

• They form on the Earth's surface.

• They are always sedimentary.

Which type of rock can be transformed into marble?

• Granite

• Basalt

• Sandstone

• Limestone

What is the process called when one rock changes into another under certain conditions?

• Metamorphism

• Sedimentation

• Volcanism

• Erosion

What happens to the mineral calcite in marble compared to limestone?

• It remains unchanged.

• It dissolves completely.

• It changes to a more compact structure.

• It melts and reforms.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

What is the main driving force behind contact metamorphism?

• High temperature from magma

• High pressure

• Erosion

• Tectonic plate movement

Which rock is formed from sandstone during contact metamorphism?

• Marble

• Slate

• Quartzite

• Schist

What is a key feature of rocks formed by regional metamorphism?

• They contain fossils.

• They have foliation.

• They are formed by volcanic eruptions.

• They are always blue.

Which of the following rocks is NOT typically formed by regional metamorphism?

• Slate

• Phyllite

• Quartzite

• Schist

What type of metamorphism occurs in subduction zones?

• Unique metamorphism

• Dynamic metamorphism

• Regional metamorphism

• Contact metamorphism

Tags

NGSS.HS-ESS2-3

Which mineral is NOT found in eklegite?

• Calcite

• Green omphasite

• Blue glorcophane

• Red garnet