Earth and Its Layers

What is the outermost layer of earth?

• inner core
• outer core
• mantle
• crust

Which layer is made of the most solid rock?

• inner core
• outer core
• mantle
• crust

Which layer is made of solid iron & nickel?

• inner core
• outer core
• mantle
• crust

What is the outer core made of?

• solid rock
• solid metal
• melted rock
• melted metal

Which layer has the coolest temperatures?

• outer core
• inner core
• mantle
• crust

Which layer has the hottest temperatures?

• inner core
• outer core
• mantle
• crust

Which layer is the least dense?

• inner core
• outer core
• mantle
• crust

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.

Which word best describes the lithosphere?

• liquid

• rigid

• bendable

• metal

What kind of crust do we live on?

• oceanic crust
• continental crust