Layers of the Earth

Front

The thinnest layer of the Earth is the ___________.

Back

crust

Front

How many different types of crust are there?

Back

2

Front

Why have geologists not reached the mantle?

Back

It is too hot for humans to go there.

Front

Oceanic crust is thicker than continental crust. True or False?

Back

False

Front

Who is the scientist who proposed Continental Drift Theory?

Back

Alfred Wegener

Front

What are the three main layers of the Earth?

Back

Crust, Mantle, Core

Front

What is the layer of the Earth that we live on?

Back

Crust

Front

What is the layer beneath the crust called?

Back

Mantle

Front

What is the innermost layer of the Earth?

Back

Core

Front

What is the difference between oceanic and continental crust?

Back

Oceanic crust is thinner and denser than continental crust.