What type of boundary exists when 2 plates are pulling apart?

• Convergent

• Transform

• Obtrusive

• Divergent

What type of tectonic plate boundary involves a collision of plates?

• Transform

• Divergent

• Convergent

• Obstructive

When plates move past each other in opposite directions, what type of boundary is formed?

• convergent

• divergent

• collisional

• transform

Breaks in the crust are called __________ and form where plates meet.

• Mountains

• Rift Valleys

• Faults

• Trenches

________________ currents drive Earth's plate movement.

• Conjection

• Correction

• Conveyor

• Convection

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

___________ is the theory that pieces of Earth's lithosphere are in constant motion, driven by convection currents in the mantle.

• Seismic Waves

• Convection Currents

• Divergent Boundary

• Plate Tectonics

The formation of the Hawaiian Islands is associated with ____.

• Transform boundaries

• Hot Spots

• Convergent Boundaries

• Divergent Boundaries

According to the theory of plate tectonics, ________.

• The asthenosphere is divided into plates

• The lithosphere is divided into plates

• The atmosphere is divided into plates

• The mantle is divided into plates

What is the weaker, hotter zone beneath the lithosphere that allows for motion of Earth's rigid outer shell?

• Crust

• Outer Core

• Astenosphere

• Inner Core