Plate Tectonics

A ______ is a section of the lithosphere that slowly moves over the asthenosphere, carrying large slabs of continental and oceanic crust.

• wedge
• plate
• chunk
• fault

Tags

NGSS.MS-ESS2-3

The movement of fluid, caused by differences in temperature, that transfers heat from one part of the fluid to another is _____________.

• Convection current
• Seismic waves
• Sea-floor spreading
• Conduction current

Tags

NGSS.MS-ESS2-6

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

Tags

NGSS.MS-ESS2-3

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

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

_____________ is a plate boundary where two plates move away from each other.

• Convergent boundary
• Transform boundary
• Divergent boundary
• Insurgent boundary

_____________ is when two plates move toward each other.

• Convergent boundary
• Allegiant boundary
• Transform boundary
• Sliding boundary

Tags

NGSS.MS-ESS2-3

A _____________ is when two plates slide past each other in opposite directions.

• emergent boundary

• divergent boundary

• transform boundary

• convergent boundary

A _________ is a valley that forms where two plates move apart.

• Fissure
• Rift valley
• Sea-floor spreading
• Fault

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

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

• Seismic waves
• Convection current
• Divergent boundary
• Plate tectonics

Tags

NGSS.MS-ESS2-3

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as _______

• convection.

• continental drift.

• subduction.

• conduction.

Tags

NGSS.MS-ESS2-2