Layers of the Earth Flashcard 1

Front

This layer of the Earth is composed of solid iron and nickel.

Back

Inner Core

Front

How do planets like Earth obtain their layers?

Back

Differences in density

Front

The Earth can be divided into layers according to its chemical composition. The three compositional layers of the Earth are the core, the mantle, and the crust. Which of these answers best describes the core?

Back

The innermost part of the Earth, beneath the mantle

Front

Where do scientists think the convection currents that move the plates flow?

Back

Mantle

Front

The _________ is the largest layer of the Earth. (Red layer)

Back

Mantle

Front

The oceanic crust is ...?

Back

Thinner and more dense

Front

How does the outer core differ from the inner core?

Back

Outer core - Liquid
Inner core - Solid

Front

What happens to the pressure as we move from the crust to the inner core?

Back

The pressure increases

Front

What happens to the temperature as we move from the crust to the inner core?

Back

It increases

Front

What is the name of the process where hot liquid rises and cooled liquid sinks?

Back

Convection current