Module 19-21

State the layers of the Earth. (only leave space between the layers) (sunod-sunod)

This is the outside layer of the Earth and is made of solid rock.

• Crust

• Mantle

• Inner core

• Outer core

Types of crust. (use space between the types)

It is the thinnest layer of the Earth.

• Crust

• Mantle

• Outer Core

• Inner core

What type of crust is thicker and less denser

• Oceanic Crust

• Continental Crust

What type of crust is thinner and denser.

• Oceanic Crust

• Continental Crust

Thickest layer of the Earth.

• Crust

• Mantle

• Outer Core

• Inner Core

Heated largely by the radioactive decay of the elements uranium and thorium, this liquids churns in huge, turbulent currents. (Earth’s Magnetic Field)

• Crust

• Mantle

• Outer Core

• Inner Core

The ————- spins a bit faster than the rest of the planet. It’s also intensely hot.

• Crust

• Mantle

• Outer core

• Inner core

Who proposed the continental drift theory?