Earth's Interior and Plate Tectonics

The theory that says Earth's continents once made up an ancient supercontinent, and have been drifting apart ever since, is called the theory of...

• Pangea
• Continental Drift
• Natural Selection
• Gravity

A divergent boundary occurs when plates ....

• Pull apart
• Come together
• Slide past each other
• subducting

The type of plate boundary where two plates come together is a .....

• Convergent Boundary
• Divergent Boundary
• Transform Boundary
• Plate Boundary

What type of plate boundary is this?

• Transform
• Convergent
• Divergent
• Plate

What type of event will occur at this boundary?

• Earthquake
• Volcano Eruption
• Tornado
• Mountain Building

Islands can from from magma which is pushed up at a __________ plate boundary

• Divergent
• Convergent
• Transform

Mountains are created when....

• Two continental plates collide
• Two oceanic plates pull apart
• An Oceanic plate subducts under a Continental Plate
• Two continental plates pull apart

What are the two kinds of crust?

• lithospheric and asthenospheric
• silicon based and iron based
• continental and oceanic
• outer and inner

Which layer of Earth is the hottest?

• lithosphere
• asthenosphere
• outer core
• inner core

The soft layer of the mantle on which pieces of lithosphere move is called

• mesosphere
• lithosphere
• asthenosphere
• outer core