Earth's Layers & Continental Drift

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

• Pressure & Temperature Decreases

• Pressure and Temperature Increases

• Pressure increases while temperature decreases

• Pressure decreases while temperature increases

Which layer of the Earth is believed to be made up of iron and nickel?

• the Crust

• The Core

• The Mantle

Which layer of Earth has the GREATEST density?

• crust
• mantle
• outer core
• inner core

What layer acts like a liquid and the tectonic plates "move" on it?

• Lithosphere
• Inner Core
• Asthenosphere
• Crust

What is the correct order (starting from the surface) of Earth's layers?

• crust, outer core, inner core, mantle
• mantle, outer core, inner core, crust
• crust, mantle, outer core, inner core
• outer core, inner core, crust, mantle

Which layer of the Earth is the only liquid layer?

• Outer Core
• Inner Core
• Mantle
• Lithosphere

Why is the inner core solid?

• the temperature isn't hot enough for it to melt

• the material its made of
• the pressure is so high
• it is colder than the outer core

Which layer of Earth is made up of tectonic plates?

• Outer Core
• Inner Core
• Asthenosphere
• Lithosphere

The thinnest layer of the Earth is the ___________.

• Mantle
• Crust
• Core

Which layer of the earth creates the earth's magnetic field?

• Crust
• Mantle
• Outer Core
• Inner Core