Types of Rocks

Front

What are Intrusive Rocks?

Back

Rocks formed when molten rock cools slowly beneath the Earth's surface.

Front

How are Extrusive Rocks formed?

Back

Rocks formed when molten rock cools rapidly above the Earth's surface.

Front

What type of rock is formed from the cooling of molten rock (magma or lava) at or below the Earth's surface?

Back

Igneous Rock.

Front

What texture do Extrusive Rocks typically have?

Back

Fine grained texture.

Front

What texture do Intrusive Rocks typically have?

Back

Coarse grained texture.

Front

What are the three main types of rocks?

Back

Igneous, Sedimentary, and Metamorphic.

Front

What is the main difference between Intrusive and Extrusive Rocks?

Back

Intrusive Rocks cool slowly below the surface, while Extrusive Rocks cool quickly above the surface.

Front

What is an example of an Intrusive Rock?

Back

Granite.

Front

What is an example of an Extrusive Rock?

Back

Basalt.

Front

What type of rock forms from the accumulation of sediment?

Back

Sedimentary Rock.