Plate Tectonics

Which layer of the Earth is broken up into "plates"?

• Asthenosphere
• Lithosphere
• Mantle
• Core

What heats up the mantle?

• Heat from the crust
• Heat from the sun
• Heat from the core

The solid lithosphere moves on top of the _________________.

• Core
• Continental crust
• Asthenosphere
• Oceanic crust

At convergent plate boundaries, two plates move...

• together
• apart
• sliding against each other

At transform plate boundaries, two plates move...

• together
• apart
• sliding against each other

At divergent plate boundaries, two plates move...

• together
• apart
• sliding against each other

Subduction can only occur at _____________ plate boundaries.

• Convergent
• Divergent
• Transform

New crust (basalt rock) is formed at ___________ boundaries.

• Divergent
• Convergent
• Transform
• All of the above

Crust is destroyed at ___________ boundaries.

• Divergent
• Convergent
• Transform
• All of the above

What type of boundaries are mountains formed at? (ex: Himalayan Mountains)

• Oceanic-to-oceanic (convergent)
• Oceanic-to-continental (convergent)
• Continental-to-continental (convergent)
• Divergent