Layers of the Earth

This layer of Earth is solid Iron and Nickel

• Outer Core
• Mantle
• Inner Core
• Crust

What is the name of the layer that contains the uppermost mantle and crust

• Asthenosphere
• Mesosphere
• Lithosphere
• Transosphere

This layer of Earth is the thickest part

• crust
• outer core
• mantle
• inner core

What are the two types of crust

• continental and oceanic
• ocean and upper
• lower and upper
• pizza and subway

Which crust is thicker

• ocean
• continental
• bread
• pizza

Identify layer  #20.

• mantle
• asthenosphere
• inner core
• outer core

Scientists determine what Earth’s interior looks like by using:

• Volcanoes
• Seismic Waves
• Continental Drift
• Convection Currents

What observation can we make about Earth’s lithosphere AND asthenosphere?

• The asthenosphere floats on top of the lithosphere.
• The crust and the core make up the lithosphere.
• The crust and mantle make up the asthenosphere. 
• The lithosphere floats on top of the asthenosphere

What is the inner core composed of?

• Basalt
• Granite
• Solid Metals
• Molten (liquid) Metals

Which layer of Earth is the thinnest? 

• Crust
• Mantle
• Inner Core
• Outer Core