Layers of the Earth Review

Label the compositional layers of Earth.

a

b

c

d

Crust

Mantle

Inner Core

Outer Core

Organize these options as compostional or mechanical layers.

Groups:

(a) Compositional Layers

,

(b) Mechanical Layers

• asthenosphere

• inner core

• outer coure

• core

• lithosphere

• mantle

• crust

Which layer of Earth is the thinnest?

• crust

• mantle

• outer core

• inner core

Which layer of Earth is the thickest?

• Crust
• Outer core
• Mantle
• Inner core

Which layer is liquid?

• crust
• outer core
• inner core
• mantle

Which layer of Earth has water and land?

• Inner core
• Outer core
• Mantle
• Crust

Which layer of Earth is plastic (silly putty)?

• Inner core
• Outer core
• Mantle
• Crust

Label the Mechanical layers of Earth.

(in order from outermost layer to inner layer)

b

c

d

e

a

inner core

asthenosphere

outer core

lower mantle

lithosphere

The inner core is ​ (a)   made of ​ (b)   and surrounded by the ​ (c)   core.

• solid,
• iron and nickel,
• outer
• liquid
• inner

The outer core is -

(pick all that are correct)

• Liquid
• made of iron and nickel

• surrounds the inner core

• Solid