Igneous Rock (Quiz)

A type of rock that forms from the cooling of molten rock at or below the surface of the earth

• Igneous Rock
• Metamorphic Rock
• Sedimentary Rock
• chemical Rock

Name the two types of Igneous rocks. (Not an example of igneous rock but the two types we discussed in class)

Igneous rock that forms from lava on Earth's surface

• Organic Rock
• Intrusive Rock
• Clastic Rock
• Extrusive Rock

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

• Intrusive Rock

• Metamorphic Rock

• Extrusive Rock

• Clastic Rock

The texture of igneous rocks depends on the size and shape of its_______.

• crystals

• grain

• rocks

• all the above

(EXTRA CREDIT) This shiny type of igneous rock cools so quickly that crystals have no time to form. (It's also known as dragon glass)

• Basalt

• Obsidian

• Gabbro

• Pumice