Types of Rocks Review

Select the three types of rocks.

• Igneous

• Metamorphic

• Synthetic

• Sedimentary

Select the characteristics of rocks.

• Naturally occurring

• Mixed substances

• Organic

• Inorganic

How are igneous rocks formed?

• Layers of sediments

• Magma or lava cooling

• Existing rocks exposed to heat and pressure

• Chemical processes between rocks and water

Intrusive igneous rocks are formed ___________ and made from _________.

• on Earth's surface, lava

• below Earth's surface, magma

Which type of igneous rock is formed above Earth's surface and is made from the cooling of lava?

• Intrusive

• Extrusive

Which is not a key characteristic of igneous rocks?

• Bubbles

• Glassy

• Layers

• Large and small crystal grains

This rock is glassy from cooling so fast. Which type of rock has this characteristic?

• Metamorphic

• Sedimentary

• Igneous

What is the process of cementation and compaction that forms sedimentary rocks?

• Metamorphism

• Lithification

• Weathering

Tags

NGSS.MS-ESS2-2

Which type of rock is most likely to contain fossils, shells, and other organic materials?

• Igneous

• Metamorphic

• Sedimentary

Tags

NGSS.MS-LS4-1

The top layers of sedimentary rocks are _______________ than the bottom layers.

• Younger

• Older

Tags

NGSS.MS-ESS1-4