Earth's Structures Practice

Front

What type of rock forms from sediment, which are pieces of weathered and eroded rock?

Back

Sedimentary Rock

Front

How many types of rocks are there?

Back

3

Front

How many spheres of Earth are there?

Back

4

Front

What is the process called where Earth's materials are constantly changed and recycled?

Back

rock cycle

Front

What two factors are involved in the formation of metamorphic rock?

Back

Pressure and Heat

Front

What type of rock is formed from cooled magma or lava?

Back

Igneous Rock

Front

What type of rock is formed from existing rocks that have been changed by heat and pressure?

Back

Metamorphic Rock

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer of the Earth beneath the crust?

Back

Mantle

Front

What is the innermost layer of the Earth?

Back

Core