Plate Tectonics Quiz

What are the three primary compositional layers of the earth's surface?

• Crust, Mantle, Core

• Atmosphere, Lithosphere, Hydrosphere

• Mantle, Asthenosphere, Mesosphere

• Troposphere, Stratosphere, Thermosphere

What is the outermost layer of the earth called?

• Lithosphere

• Asthenosphere

• Mesosphere

• Core

What is the name of the theory that states the earth's outer mechanical layer is divided into large continent-sized plates that are constantly moving?

• Continental Drift Theory

• Pangaea Theory

• Plate Tectonics Theory

• Seafloor Spreading Theory

What type of boundary occurs when two plates are moving towards one another?

• Subduction Boundaries

• Divergent Boundaries

• Transform Boundaries

• Convergent Boundaries

What natural event can occur at convergent boundaries?

• Tsunamis

• Volcanoes

• Earthquakes

• All of the above

What happens at transform boundaries?

• Volcanoes form

• Mountains form

• Fissures and large cracks occur

• Earthquakes and tsunamis occur

What is the name of the largest and longest mountain chain in the world created by seafloor spreading?

• Himalayas

• Andes

• Mid-Atlantic Ridge

• Rocky Mountains

How fast are the lithospheric plates moving per year?

• 5-6 inches

• 3-4 inches

• 1-2 inches

• 7-8 inches