Igneous Rocks

There are three different types of rocks. The majority of the rocks in the Earth's crust are ___________________.

• Sedimentary

• Igneous

• Metamorphic

• Soil

The word Ignis is Latin. It means

• Fire

• Ice

• Water

• Warm Air

Magma is melted minerals.

• True

• False

Once magma reaches the Earth's surface, it is then called (a)   .

Volcanic rocks are also called ____________ rocks.

• Hot

• Intrusive

• Warm

• Extrusive

The magma that settles inside the Earth's surface is called _____________ rocks.

• Intrusive

• Hot

• Extrusive

• Warm

Igneous rocks are also called Primary rocks.

• True

• False

Pumice stones are Igneous rocks.

• True

• False

Obsidian is used to create jewelry.

• True

• False

Extrusive and Intrusive rocks can be used as building materials.

• True

• False