The circular arrows inside the Earth's Mantle represent what type of motion, that drives ALL plate movement?  

• Convergent Boundary
• Ocean Currents
• Convection Currents
• Transform Boundary

Look at the arrows in the Lithosphere, according to the plate movement, what type of boundary is this?  

• Convergent
• Subduction Zone
• Convection Current
• Transform

A Subduction Zone occurs, when one more dense plate subductions under a less dense plate, what type of boundary could this be considered?  

• Convection Current
• Convergent Boundary
• Transform Boundary
• Divergent Boundary

This layer of Earth is the thickest part

• crust
• outer core
• mantle
• inner core

What is Pangaea?

• The name of a German Scientist
• the name of the supercontinent that existed millions of years ago
• another name for continental drift
• the name of an ancient fossil

Name the boundary

• convergent boundary
• divergent boundary
• transform boundary
• sergent boundary

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

Whenever a subduction zone is formed a ______ is formed.

• Mountain
• Island Arc
• Rift
• Volcano

Plate movement is caused by ______________.

• the rotation of the Earth
• ocean tides
• convection currents in the mantle
• the moon's gravity

Who is the person credited with developing the theory of continental drift?

• Harry Hess
• Galileo
• Alfred Wegener
• Newton