Layers of the Earth

What is the outermost layer of the Earth called?

• core

• crust

• atmosphere

• mantle

Which layer of the Earth is made up of tectonic plates?

• mantle

• lithosphere

• hydrosphere

• atmosphere

What is the thickest layer of the Earth?

• Core

• Crust

• Atmosphere

• Mantle

Which layer of the Earth is made up of molten iron and nickel?

• Crust

• Mantle

• Outer core

• Inner core

What is the uppermost part of the mantle called?

• crust

• mesosphere

• asthenosphere

• lithosphere

What are the large sections of the Earth's crust called?

• tectonic plates

• ocean currents

• volcanic eruptions

• mountain ranges

What type of landform is formed when molten rock erupts onto the Earth's surface?

• Glacier

• Canyon

• Volcano

• Mountain

What is the name for the theory that explains how the tectonic plates move and interact with each other?

• Continental Drift

• Volcanic Eruptions

• Plate Tectonics

• Earthquake Theory

What is the name for an opening in the Earth's crust through which lava, ash, and gases erupt?

• earthquake

• tornado

• volcano

• tsunami

Why is it important to learn about the Layers of the Earth?