Quizizz Review

How have scientists been able to study Earth's mantle?

• In some places, Earth's crust thins enough to see mantle.

• Earth's surface heat warms the crust turning it into mantle.

• Cooling crust material becomes mantle over time.

• In some places, mantle rock pushes to Earth's surface.

What is the rigid layer of the Earth's surface made up of the  crust and upper mantle called?

• asthenosphere
• lithosphere
• mesosphere
• continental crust

What is the thickest layer on Earth?

• the mantle
• the inner core
• the outer core
• the crust

Which layer is made up of iron and nickel?

• Crust
• Mantle
• Inner Core
• Lithosphere

At which type of plate boundary does seafloor spreading occur?

• Tranform
• Convergent
• Divergent
• Subductive Zone

The San Andrea's Fault in California is which type of boundary?

• Convergent
• Divergent
• Subductive Zone
• Transform

Scientists think that convection currents that move the plates flow in Earth's

• Continental crust
• Oceanic crust
• Asthenosphere
• Lithosphere

During sea floor spreading, molten material rises up from the mantle...

• along the continents
• at the mid ocean ridges
• deep ocean trenches
• at north and south poles

A subduction zone is formed...

• when one tectonic plate sinks below another
• at every type of convergent plate boundary
• at every type of divergent plate boundary
• at transform boundaries

When an oceanic plate and a continental plate collide, which one will subduct?

• oceanic
• continental
• neither
• both