Igneous Rocks

Intrusive Igneous rocks will be 

• coarse grain
• fine grain

What is one use of Granite?

• gravel
• weapons
• building materials
• skin abrasives

What is the most common Intrusive Igneous rock?

• Basalt
• Gabbro
• Diorite
• Granite

How do Intrusive Igneous rocks cool?

• quickly
• slowly

Igneous rock that forms from lava on Earth's surface

• Extrusive Rock
• Intrusive Rock

Extrusive rocks have 

• small crystals
• large crystals

Igneous rock that forms when magma hardens beneath Earth's surface

• intrusive Rock
• Extrusive rock

How do Intrusive Igneous rocks cool?

• quickly
• slowly

Granite is what kind of igneous rock?

• Intrusive
• Extrusive

Obsidian is what kind of igneous rock?

• Intrusive
• Extrusive