Layers of Earth Quiz 9-27

What is the only liquid layer of the earth?

• Crust
• Mantle
• Outer Core
• Inner core

The densest layer of the earth is:

• Crust
• Mantle
• Outer Core
• Inner Core

Brandon and Angelina are learning about the layers of Earth. Their teacher has asked them to label the provided diagram. Which letter in the diagram identifies the layer that is composed of moving continental and oceanic plates?

• Layer A
• Layer B
• Layer C
• Layer D

The largest layer of the earth is?

• Crust
• Mantle
• Outer Core
• Inner Core

The layer consisting of parts of the crust and the mantle is the:

• Asthenosphere
• Lithosphere
• Atmosphere
• Statosphere

The smallest layer of the earth is?

• Crust
• Mantle
• Outer Core
• Inner Core

The layers of Earth can be classified by their thickness, composition, and state. Which of Earth’s layers is best described as a molten state of medium density made up of mostly silicon and oxygen?

• Crust
• Outer core
• Mantle
• Inner core

Logan knows that Earth’s lithosphere is divided into pieces known as tectonic plates, but he wonders what portion of Earth is considered the lithosphere. Which of 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 solid a solid and rigidnd rigid.

Which of Earth’s layers is best described as liquid metal?

• Crust
• Mantle
• Outer core
• Inner core

Which of these best describes the composition of Earth’s inner core?

• Liquid
• Metallic
• Gaseous
• Rocky