Volcanoes

How many layers is the earth made of?

• 4

• 3

• 5

• 2

Which layer of the earth is divided into tectonic plates?

• Crust

• Mantle

• Outer core

• Inner core

What causes the tectonic plates to move?

• Wind

• Convection currents in the mantle

• Volcanic eruptions

• Earthquakes

What type of boundary occurs where tectonic plates are pushed together?

• Neutral boundary

• Constructive boundary

• Destructive boundary

• Sliding boundary

What type of boundary occurs where tectonic plates slide past each other?

• Constructive boundary

• Destructive boundary

• Sliding boundary

• Neutral boundary