Structure of the Earth

Which layer of the Earth is the most dense?

• Crust

• Inner core

• Mantle

• Outer core

What is the thinnest layer of the Earth?

• Mantle

• Core

• Crust

The thickest layer of the Earth is

• The crust

• The mantle

• The core

The inner core is:

• Solid

• Liquid

• Gaseous

Match the following words to its composition.

• iron and nickel

• mantle

• iron and nickel

• crust

• silicon

• outer core

• silicon

• inner core

Tags

NGSS.MS-ESS2-1

Label the Layers of the Earth

b

c

d

e

a

Outer Core

Lithosphere

Crust

Mantle

Inner Core

Match the following.

• Outer Core

• Thinnest Layer of Earth. Has oceanic and continental types.

• Crust

• Composed of liquid metals such as Nickel and Iron.

• Mantle

• Solid metal center as hot as the surface of the sun. Also made up of Nickel and Iron

• Inner Core

• This layer has convection currents and is full of semi-solid rock.

Tags

NGSS.MS-ESS1-4

Which layer of the Earth is the hottest?

Identify the different types of crust and the names of the lower crust.

a

b

c

d

Outer core

Lithosphere

Inner core

Continental Crust

Oceanic crust

Asthenosphere

Label the compositional layers on the picture.

a

b

c

Crust

Mantle

Core