CH 2- INTERIOR OF THE EARTH (topic - layers of the earth)

Which layer is the thickest?

• Ozone layer
• Inner Core

• Crust

• Mantle

What are the three main layers of the earth?

• Crust, Mantle, Core
• Crust, Mantle, Atmosphere
• Crust, Mantle, Lithosphere
• Crust, Mantle, Hydrosphere

(a)   is the layer of the Earth that has solid rock that we live on.

Which of these correctly lists Earth’s layers in order from the center to the surface?

• Mantle, Outer Core, Inner Core, Crust
• Inner Core, Outer Core, Mantle, Crust
• Crust, Mantle, Outer Core, Inner Core
• Outer Core, Inner Core, Crust, Mantle

A student uses clay to construct a model of Earth. Which layer of the model should be thinnest?

• The crust
• The mantle
• The outer core
• The inner core

Which layer of the Earth is heat transfered through convection current?

• Crust
• Mantle
• Core
• Lithosphere

Which of the Earth’s layers is made of liquid iron?

• Y

• Z

• X

• W

What happens to temperature and density as you move from crust to the core (as you go deeper)?

• Temperature decreases and density decreases
• Temperature increases and density decreases
• Temperature decreases and density increases
• Temperature increases and density increases

What is the composition in the layer marked X?

• Hot, solid iron and some solid nickel

• Hot, liquid iron and some liquid nickel

• Cold, brittle rocks and subcontinents

  
  

• Hot, semi-solid rocks and molten rocks

  
  

Which statement best describes the INNER CORE?

• It is the outermost layer of the Earth
• It is the layer of the Earth where weather occurs
• It is the hottest part of the Earth and is solid
• It is the layer of the Earth composed of water