Plate-Tectonics and Volcanoes Virtual Grade

What was the name given to all the continents when they were joined as one super continent?

• Supreme Continent

• Panthalasa

• Plate tectonics

• Pangaea

Name the boundary

• convergent boundary

• divergent boundary

• transform boundary

• sergent boundary

Where would the oldest rock be found?

• L
• M
• N
• O

A rift valley forms at this type of plate boundary.

• convergent

• divergent

• transform

• rift valleys form at hotspots not plate boundaries

What happens when an oceanic plate collides with a continental plate?

• the denser oceanic plate slides on top of the less dense continental plate
• the less dense oceanic plate slides under the denser continental plate
• the denser oceanic plate slides under the less dense continental plate
• the less dense oceanic plate slides past the denser continental plate

Which layer of Earth is made up partly of crust and the uppermost mantle?

• lithosphere

• outer core

• asthenosphere

• crust

Continental volcanic arcs are associated with what type of plate boundary?

• oceanic-continental convergent

• oceanic-oceanic convergent

• continental-continental convergent

• ocean-continental divergent

Which of the following best describes Japan?

• volcanic arc

• volcanic island arc

• hotspot

• rift

Which of the following is a method of plate movement we discussed?

• mantle convection

• ridge push

• slab pull

• all of these

Which of the following plate boundaries would not create nor destroy crust?

• divergent

• convergent

• transform fault

• none of these