Rocks

What is a rock?

• A rock is the hard material that forms the Earth's crust

• Volcanoes

• Earthquakes

All rocks are:

• Solid

• Crazy

• What are rocks again?

Rocks are different from each other in their: _________________________________

The three different rock groups are:

True or false: Intrusive Igneous Rocks are formed on the outside of the crust

• False

• True

Answer explanation

False: These rocks are formed from material that cooled inside the crust.

Extrusive rocks are formed from material that cooled on the surface - outside the crust

What are the two examples of Igneous Rocks?