Earth Layers* FLASHCARD PERIOD 3

Front

What are the main elements that make up the Earth's core?

Back

Nickel and Iron

Front

Which layer of the Earth has the greatest density?

Back

Inner core

Front

What is the thickest layer of the Earth?

Back

Mantle

Front

What is the Earth's third layer?

Back

Mantle

Front

List the layers of the Earth from innermost to outermost.

Back

Inner core, outer core, mantle, crust

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer beneath the crust?

Back

Mantle

Front

What is the difference between the inner core and outer core?

Back

The inner core is solid, while the outer core is liquid.

Front

What is the composition of the mantle?

Back

Silicate rocks rich in magnesium and iron.

Front

How does the temperature change as you go deeper into the Earth?

Back

Temperature increases with depth.