Plate Tectonics Retake

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

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

A divergent boundary occurs when plates ....

• Pull apart

• Come together

• Slide past each other

• subducting

What is the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary?

• Subduction
• Induction
• Abduction 
• Reduction

Which of these could occur along a transform boundary?

• Deep-sea trench

• Earthquake

• Volcano

• Rift Valley

The cracks in Earth's crust are called ___________.

• tectonic plates
• faults
• magma
• lava

A __________ is a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle.

• deep-ocean trench
• rift valley
• sea-floor spreading
• mid-ocean ridge

Tsunamis are caused by

• underwater disturbances such as earthquakes, landslides, and volcanoes.

• wind and the gravitational pull of the moon.

Once magma reaches the earth's surface it is called.....

• Silica
• Rock
• lava

Volcanoes can be found...

• on land
• under water
• on islands
• all of the above

What is the shaking of the Earth’s crust caused by a release of energy?

• Earthquake
• Epicenter
• Fault
• Plate