Interior

Which layer is semi-solid and right below the crust?

• Inner Core

• Outer Core

• Lithosphere

• Mantle

What is the heat source that powers the convection currents in the mantle?

• The Sun

• The Inner Core

• Petroleum

• The Magnetosphere

Tags

NGSS.MS-ESS2-1

Which layer of earth is molten (liquid metal)?

• inner core

• outer core

• crust

• lithosphere

Which of Earth's layers is made of SOLID iron and nickel?

• crust 

• mantle

• outer core

• inner core

Most geologist think that the movement of Earth's tectonic plates is caused by

• the rotation of the Earth.

• the Earth's magnetic field.

• subduction.

• convection currents.

Tags

NGSS.MS-ESS2-3

What happens to density and pressure as we move from the crust to the inner core?

• Density and Pressure Decreases

• Density and Pressure Increases

• Nothing

Which layer of Earth has the GREATEST density?

• crust

• mantle

• outer core

• inner core

What is the thickest layer of the Earth?

• the crust

• the mantle

• the outer core

• the inner core

What describes the outer core?

• solid

• liquid

• viscous

• gas

Which layer of the Earth is the only liquid layer?

• Outer Core

• Inner Core

• Mantle

• Lithosphere