Unit 3 Plate Tectonics

The image illustrates what type of boundary?

• Divergent
• Convergent
• Transform
• Emergent

The image illustrates what type of boundary?

• Divergent
• Convergent
• Transform
• Emergent

The image illustrates what type of boundary?

• Divergent
• Convergent
• Transform
• Emergent

As you approach the center of the earth what happens to the temperature, pressure , and density.

• They all increase
• They all decrease
• They remain the same
• They disappear

Which layer is molten nickel and iron?

• Crust
• Mantle
• Outer core
• Inner core

Which layer is solid nickel and iron?

• Crust
• Mantle
• Outer core
• Inner core

Which layer is the thinnest?

• Crust
• Mantle
• Outer core
• Inner core

Which layer includes the crust and the upper mantle?

• Asthenosphere
• Lithosphere
• Mesosphere

What is the correct order from the center of the earth to the surface of the earth?

• Crust, Mantle, Inner core , Outer core
• Crust, Mantle, Outer core , Inner core
• Inner core, Outer core, mantle, crust
• Outer core , Inner core, Mantle, Crust

What takes place because of sea-floor spreading?

• Crust is recycled.
• Crust is created.
• The ocean is evaporated.
• The sea floor remains unchanged.