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 heat and pressure

• Sedimentary

• Metamorphic

• Extrusive Igneous

• Intrusive Igneous

Formed by compacting & cementing of sediments

• Sedimentary

• Metamorphic

• Extrusive Igneous

• Intrusive Igneous

Contains fossils. 

• sedimentary rocks

• metamorphic rocks

• extrusive igneous rocks

• intrusive igneous rocks

How do sedimentary rocks form?

• Lava or magma cools and hardens

• Sand, mud and pebbles settles into layers and get squeezed together.

• Extreme heat or pressure turn old rocks into new rocks

• Under trampolines

What is needed for a metamorphic rock to form?

• HEAT

• PRESSURE

• HEAT AND PRESSURE

• WIFI

This rock started as molten magma. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

Which of the following is not a rock

• Pumice

• Lava

• Halite

• Sandstone

A __________ is a natural, nonliving substance that makes up rocks. 

• Sedimentary rock

• Igneous Rock

• Mineral

• Sediment