Layers of Earth

The tectonic plates float on the 

• lithosphere
• lower mantle
• outer core
• asthenosphere

Which layer is described as plastic-like and slowly flowing?

• lithosphere

• asthenosphere

• crust

• inner crust

This layer is solid & rigid

• Lithosphere
• asthenosphere
• mantle
• outer core

Which layer is the thinnest?

• crust

• mantle

• outer core

• inner core

Which layer is made of liquid metal (Fe and Ni)?

• crust

• mantle

• outer core

• inner core

How would you describe the outer-core?

• liquid nitrogen
• liquid iron and nickle
• solid iron and nickle
• neither liquid nor solid, but plastic like layer

Which layer is made of the crust and upper mantle?

• lithosphere
• asthenosphere
• mesosphere
• outer core

This layer is completely liquid

• crust
• inner core
• mantle
• outer core

Which layer is responsible for creating Earth's magnetic field?

• crust

• mantle

• outer core

• inner core

Which statement is true about oceanic crust?

• It is made of melted rock.
• It is the thinner than continental crust.
• It is thicker than continental crust.
• It is made of liquid metal.