Metamorphic Rock Formation Concepts

The word "metamorphic" originates from Greek words meaning what?

• "Rock formation"

• "Earth's core"

• "Change of shape"

• "Molten material"

What is the primary factor that causes the formation of metamorphic rocks?

• Cooling and hardening of magma

• Erosion and deposition of sediments

• Intense heat and pressure without complete melting

• Chemical reactions with water

Which type of metamorphism occurs when rocks are buried deep within the Earth's crust under immense weight and heat from overlying layers?

• Contact metamorphism

• Regional metamorphism

• Hydrothermal metamorphism

• Dynamic metamorphism

What is the metamorphic rock that forms from limestone?

• Gneiss

• Quartzite

• Marble

• Slate

How does the crystal pattern of granite change when it transforms into gneiss?

• The spotted pattern becomes completely smooth.

• The spots stretch out into stripes.

• The crystals become larger and more uniform.

• The pattern disappears entirely.