Layers of the Earth

Front

What is the outer core of the Earth primarily composed of?

Back

Liquid iron and nickel.

Front

What are the three main chemical layers of the Earth?

Back

Core, mantle, crust.

Front

What is the lithosphere?

Back

The lithosphere includes the crust and the uppermost portion of the mantle, which is solid and rigid.

Front

What is the correct order of Earth's layers starting from the surface?

Back

Crust, mantle, outer core, inner core.

Front

What layer of the Earth makes up the asthenosphere?

Back

Part of the mantle.

Front

What is the primary characteristic of the mantle?

Back

The mantle is solid but can flow slowly over geological time.

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 significance of the asthenosphere in plate tectonics?

Back

The asthenosphere allows tectonic plates to move due to its semi-fluid nature.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

NGSS.HS-ESS2-3

Front

How thick is the Earth's crust on average?

Back

The Earth's crust is about 5 to 70 kilometers thick.

Front

What is the temperature range of the Earth's inner core?

Back

The temperature of the inner core can reach up to 5,700 degrees Celsius.