The Earth's Layers Practice

What is the outermost layer of earth?

• inner core
• outer core
• mantle
• crust

This layer of Earth is solid iron and nickel

• Outer Core

• Mantle

• Inner Core

• Crust

Which layer is the thinnest, least dense and most brittle?

• Mantle
• Inner Core
• Crust
• Outer Core

This layer of Earth is the thickest part

• crust
• outer core
• mantle
• inner core

Which layer has the hottest temperatures?

• inner core
• outer core
• mantle
• crust

Which layer is represented by the yellow layer?

• inner core

• outer core

• mantle

• crust

Tags

NGSS.MS-ESS2-1

What happens to temperature as you move down through the layers?

• it remains the same
• it increases then decreases
• it increases
• it decreases

Amy built a model of the Earth's layers out of different colors of clay. What is a limitation of Amy's model in showing the structure of the Earth?

• The model can not show that the Earth's outer core is liquid.
• he model can not show that the crust is the outer layer of the Earth.
• The model can not show that the Earth's inner core is solid.
• The model can not show that the inner core is in the center of the Earth.

Earth's core is made mostly of ________.

• iron and nickel.
• iron and magnesium.
• silicon and oxygen.
• silicon and magnesium.

What are the sheets of rock called that make up the top outer crust of the Earth?

• plates
• continents
• waves
• shifts