Front

What does it mean by compositional layers?

Back

what the layers are made of

Front

What does "structural/mechanical layers" mean?

Back

how the layers move/behave

Front

What are the structural layers in the correct order from surface to center of the earth?

Back

lithosphere, asthenosphere, mesosphere, outer core, inner core

Front

The tectonic plates are made of this layer

Back

Lithosphere

Front

What is the Earth's only liquid layer?

Back

Outer Core

Front

The Earth's outer shell __________.

Back

is divided into several large tectonic plates

Front

How do scientists know what the interior of the Earth is like?

Back

They study seismic waves

Front

What causes the magnetosphere or Earth's magnetic field?

Back

The movement of liquid iron in the outer core

Front

A giant super continent that existed 300 million years ago was called:

Back

Pangaea

Front

According to Wegener's hypothesis of continental drift, what happened to the continents?

Back

The continents were once joined together in a single landmass and have drifted to where they are now.