igneous rocks esrt

Where is magma?

• inside the Earth

• outside the Earth

Intrusive Igneous rocks will be 

• coarse grain
• fine grain

Coarse or Fine?

• coarse
• fine

How do Intrusive Igneous rocks cool?

• quickly
• slowly
• really fast

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

• intrusive Rock
• compaction
• Chemical Rock
• Clastic Rock

How do intrusive igneous rocks form?

• from lava that erupted onto Earth's surface

• from magma that hardened beneath Earth's surface

Fine-grained igneous rocks with small crystals formed from

• rapidly cooling lava

• slowly cooling magma

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

• fine-grained

• coarse-grained

• glassy

Rhyolite is a fine-grained, extrusive, igneous rock. How did it form?

• rapidly cooling lava

• slowly cooling magma

If a rock is formed from lava, what will the grains be?

• coarse
• fine