Plate Tectonics and Seafloor Spreading

Which of the following causes Earth's tectonic plates to move?

• Energy from the Sun
• Magnetic Pole Reversal
• Convection currents in the mantle
• Faults in Mountain Ranges

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

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

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

Tags

NGSS.HS-ESS1-5

A divergent boundary occurs when plates ....

• Pull apart
• Come together
• Slide past each other
• subducting

Tags

NGSS.MS-ESS2-3

Mountains are created when....

• Two continental plates collide
• Two oceanic plates pull apart
• An Oceanic plate subducts under a Continental Plate
• Two continental plates pull apart

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The area where two tectonic plates meet.

• mantle
• focus
• plate boundary
• convection

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

This landform can occur at a divergent plate boundary.

• ocean trench
• mid-ocean ridge
• tall mountains
• transform fault

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Which of the following objects best represents the movement that occurs during sea-floor spreading?

• Elevator
• Conveyor belt
• Rollercoaster
• Hot air balloon

Tags

NGSS.MS-ESS2-3

Wegener’s theory that all continents had once been joined together in a single landmass and have drifted apart since.

• Seafloor Spreading

• Continental Drift

• Subduction

• Pangaea

Tags

NGSS.MS-ESS2-3

Wegener named this supercontinent

• Pangaea

• Panaga

• Gondwanaland

• Madagascar

Tags

NGSS.MS-ESS2-3

The formation of new areas of oceanic crust, which occurs through the upwelling of magma at midocean ridges and its subsequent outward movement on either side is called

• Subduction

• Seafloor Spreading

• Divergent boundary

• Convergent boundary

Tags

NGSS.MS-ESS2-3