Layers of the Earth

What layer of the Earth is liquid?

• lithosphere
• asthenosphere
• inner core
• outer core

The solid inner core is made of...

• iron and nickel
• iron and magnesium
• rock and minerals
• oxygen and carbon

What layer of the Earth consists of the crust and the top of the mantle.

• inner core
• lithosphere
• asthenosphere
• outer core

Which of these characteristics of the Earth's crust is incorrect?

• It is the thinnest layer
• It makes up the tectonic plates
• It is rigid
• It is liquid

What layer of the Earth do convection currents occur in?

• crust
• mantle
• outer core
• inner core

What layer of the Earth do convection currents occur in?

• crust
• mantle
• outer core
• inner core

What layer of the Earth's interior is totally liquid?

• crust
• mantle
• outer core
• inner core

What is the layer directly below the lithosphere called?

• crust
• mantle
• core
• asthenosphere

Which of these is NOT a characteristic of the mantle?

• It is "solid"
• It is the thickest layer
• It is the most dense layer
• It moves in convection currents

The lithosphere combines what two layers?

• Athenosphere & Crust
• Crust & Upper Mantel
• Mantel & Athenosphere