Earth's layers

How many layers is the Earth made of?

• 1

• 2

• 3

• 4

Largest layer of the Earth

• Crust

• Outer core

• Inner core

• Mantle

Hottest layer of the Earth

• Outer core

• Crust

• Inner core

• Mantle

Thinnest layer of the Earth

• Outer core

• Crust

• Inner core

• Mantle

Innermost layer of the Earth

• Crust

• Inner core

• Outer core

• Mantle

Outermost layer of the Earth

• Mantle

• Outer core

• Inner core

• Crust

There are two types of crust.

• True

• False

The asthenosphere is found in the lower part of the crust and the upper mantle and it is broken into tectonic plates.

• True

• False

The lithosphere is the part of the mantle where tectonic plates float and move.

• False

• True

The _____ is a dense, thick and hot layer of semi-solid rocks called silicates.

• inner core

• mantle

• outer core

• crust