Layers of the Earth

What is the outermost layer of the Earth called?

• atmosphere

• mantle

• crust

• core

Earth's crust and upper mantle make up

• lithosphere

• atmosphere

• tectonic plates

• magma

Look at the picture of Earth's layers. Which layers are mostly made up of iron and nickel?

•  layer A and layer B
  

• layer B and layer C
  

•  layer C and layer D
  

• layer D and layer A
  

Which of the following statements best describes the innermost layer of Earth?

•  a cold, brittle lithosphere
  

• a hot, convecting mantle
  

• a dense, metallic solid
  

• a dense, metallic liquid
  

What is the semi-fluid layer of the Earth located below the lithosphere?

• stratosphere

• exosphere

• asthenosphere

• mesosphere

Which of the following statements best describes the outer layer of Earth?

•  a cold, brittle lithosphere
  

• a hot, convecting mantle

• a dense, metallic core
  

•  a dense, metallic liquid
  

What is the thinnest layer of the Earth?

• Crust

• Mantle

• Outer core

• Atmosphere

Which layer of the Earth is responsible for the movement of tectonic plates?

• Atmosphere

• Core

• Crust

• Mantle

What is the layer of the Earth that is located beneath the crust and is composed of solid rock?

• core

• crust

• atmosphere

• mantle

Which layer of the Earth is responsible for generating the Earth's magnetic field?

• Inner core

• Outer core

• Crust

• Mantle