Rocks

A rock deep within the Earth experiences extreme temperature and pressure. After a long period of time it becomes which rock?

• Magma

• Igneous

• Metamorphic

• Sedimentary

Formed by cooling & solidification of magma

• Sedimentary
• Metamorphic
• Extrusive Igneous
• Intrusive Igneous

Has large crystals because of slow cooling

• sedimentary rock
• metamorphic rock
• intrusive igneous rock
• extrusive igneous rock

Has small or no crystals because of rapid cooling

• sedimentary
• metamorphic
• extrusive igneous
• intrusive igneous

Has wavy bands.

• sedimentary rock
• metamorphic rock
• extrusive igneous rock
• intrusive igneous rock

Contains fossils. 

• sedimentary rocks
• metamorphic rocks
• extrusive igneous rocks
• intrusive igneous rocks

Sometimes the heat just changes the size of the mineral crystals in this type of rock.

• Sedimentary

• Igneous

• Metamorphic

This rock is formed in layers.

• Sedimentary

• Igneous

• Metamorphic

This rock is changed by heat and pressure.

• Sedimentary

• Igneous

• Metamorphic

This rock may be formed from magma that hardens.

• Sedimentary

• Igneous

• Metamorphic