Roca metamórfica

Metamorphic rocks are formed from existing rocks through heat and pressure. These rocks can originate from sedimentary or igneous types. Common examples include slate, derived from shale, and marble, formed from limestone.

What process is responsible for transforming rocks within the Earth's crust?

• Wind and water

• Freezing and thawing

• Heat and pressure

• Erosion and weathering

Before becoming metamorphic, rocks can be:

• Sedimentary or igneous

• Only sedimentary

• Only igneous

• Neither sedimentary nor igneous

Which of the following is a common metamorphic rock formed from shale?

• Granite

• Slate

• Basalt

• Sandstone

Marble is a metamorphic rock that originates from which type of rock?

• Sandstone

• Granite

• Limestone

• Shale

Which of the following is NOT a metamorphic rock?

• Gneiss

• Limestone

• Marble

• Slate