Layers of the Earth

Which layer is shown in red?

• crust

• mantle

• outer core

• inner core

Which layer is made of "flowing" solid rock (think clay or pudding)?

• crust

• mantle

• outer core

• inner core

Which layer is made (mostly) of LIQUID iron and nickel?

• crust

• mantle

• outer core

• inner core

Sally is researching the differences that exist in each layer of the Earth. Which of the following best describes Earth's crust?

• Solid, rocky

• Liquid, metallic

• Semisolid, convecting

• Dense, extremely hot

Which of the following is true regarding the composition of the lithosphere?

• The lithosphere is mostly liquid, with some medium-density materials, such as silicon.

• The lithosphere is more plastic and flows slowly compared to the solid crust of Earth.

• The lithosphere includes the core and the lower portion of the mantle.

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

The layer that lies beneath the mantle and surrounds the inner core. 

• mantle
• outer core
• inner core
• crust

This is the outermost, rigid layer of the Earth, made up of two parts, is divided into pieces call tectonic plates.

• Inner Core
• Asthensophere
• Lithosphere
• Outer Core

Which layer of the Earth is the THINNEST?

• crust

• mantle

• outer core

• inner core

Which layer of the Earth is the THICKEST?

• crust

• mantle

• outer core

• inner core

Which layer is the hottest?

• crust

• mantle

• outer core

• inner core