Igneous Rock Pre-Test

Where is lava located?

• above ground

• below ground

• in the core

• in the mantle

Where is magma located?

• above ground

• below ground

• in the stratosphere

• in the thermosphere

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

• Intrusive Rock
• Compaction
• Extrusive Rock

Igneous rock that forms from lava on Earth's surface

• Organic Rock
• Intrusive Rock
• Extrusive Rock

Diorite is an intrusive igneous rock. What does this tell you about it?

• it was formed from lava that erupted onto Earth's surface

• it was formed from magma that hardened beneath Earth's surface

• it was formed from rapidly cooling lava

Is this igneous rock, obsidian, fine-grained or coarse-grained?

• fine-grained

• coarse-grained

What option below is NOT one of the uses of igneous rocks?

• statues

• kitchen counters

• building materials

• chalkboards

This igneous rock is

• basalt

• obsidian

• granite

• pumice

This igneous rock is

• obsidian

• basalt

• pumice

• granite

Extrusive rocks that form quickly above the Earths surface have

• Small or No Crystals
• Large Crystals
• Small and Large Crystals