Plates and Boundaries

How many tectonic plates make up Earth's outer surface?

• Exactly 10

• Less than 5

• About 20

• More than 50

What happens at convergent plate boundaries?

• Plates disappear

• Two plates collide and come together

• Plates slide past each other

• Plates move apart

What geological feature is created by the subduction process at convergent plate boundaries?

• Ridges

• Ocean trenches

• Volcanoes

• Islands

Where is the Mid-Atlantic Ridge located?

• At a convergent plate boundary

• In the center of a tectonic plate

• At a transform plate boundary

• At a divergent plate boundary

What is characteristic of transform plate boundaries?

• Plates moving apart

• Plates sliding past each other horizontally

• Creation of new crust

• Formation of mountain ranges

Which plate includes convergent, divergent, and transform plate boundaries?

• Eurasian Plate

• African Plate

• North American Plate

• Pacific Plate