Igneous Rocks

Front

What are rocks made out of?

Back

Rocks are made out of minerals.

Front

What type of rock forms from the cooling of molten rock at or below the surface of the Earth?

Back

Igneous Rock.

Front

What size crystals do extrusive igneous rocks form?

Back

Small crystals.

Front

How do extrusive igneous rocks form?

Back

From lava that erupted onto Earth's surface.

Front

What type of igneous rocks are formed from rapidly cooling lava?

Back

Fine-grained igneous rocks.

Front

What is the difference between extrusive and intrusive igneous rocks?

Back

Extrusive rocks form from lava on the surface, while intrusive rocks form from magma that cools beneath the surface.

Front

What is magma?

Back

Magma is molten rock located beneath the Earth's surface.

Front

What is lava?

Back

Lava is molten rock that erupts onto the Earth's surface.

Front

What is the texture of coarse-grained igneous rocks?

Back

Coarse-grained igneous rocks have large crystals.

Front

What is an example of an extrusive igneous rock?

Back

Basalt.