Rock Types

Igneous Rocks

Sedimentary Rocks

Metamorphic Rocks

Today copy everything.

Rock Type

Sedimentary

IgneousMetamorphic

Copy this graphic organizer into your composition book.

I. Sedimentary RocksHow They are Made

•Wind and water break downthe Earth.

• Sediment (bits of Earth) settle in lakes and rivers.

• Layers are formed and build up.• Pressure and time turn the layers to rock.

II. Metamorphic RocksWhat are They?

• Rocks that have changed• They were once igneous or

sedimentary rocks.• Pressure and heat changed the

rocks.

Igneous RocksWhat are They?

• Formed underground by trapped, cooled magma.• Formed above ground when volcanoes erupt and lava cools.

Rock Cycle