Igneous Rock and Volcanoes

What is an igneous rock?

• a rock that has formed during the melting of lava

• a rock that has formed from the cooling and solidification of lava

• a rock that has formed with over 100 crystals

• a rock that is used for buildings

Define: extrusive igneous rock

• formed when lava cools quickly

• formed when lava cools slowly

• contains large crystals

• contains small crystals

Define: intrusive igneous rock

• formed when lava cools quickly

• formed when lava cools slowly

• contains large crystals

• contains small crystals

The mantel is ____

• solid and rigid

• a hot very viscous liquid

• cold and liquid

• gaseous

Which type of rock is formed from the solidification of magma or lava?

• igneous

• sedimentary

• metamorphic

• bioclastic

Where is magma located?

• above ground

• below ground

• in the stratosphere

• in the thermosphere

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Where is lava located?

• above ground

• below ground

• in the core

• in the mantle