Plate Boundaries Article Terms Glossary

What is a convergent plate boundary?

• Two plates move towards each other

• Two plates slide past each other

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What does deformation mean in geology?

• alteration of Earth's crust due to stress

• erosion of rocks by wind and water

A divergent plate boundary is:

• a boundary where two tectonic plates move away from each other

• a boundary where two tectonic plates collide

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NGSS.MS-ESS2-3

Earth's crust is:

• the outermost layer of the Earth

• the layer between the core and the mantle

Earth's mantle is:

• innermost core of Earth

• layer between Earth's crust and core

What is a hot spot in geology?

• a location where the Earth's crust is thin and volcanic activity occurs

• an area with frequent earthquakes but no volcanic activity

What is a mantle plume?

• a type of volcanic eruption

• a large column of hot rock rising through the mantle

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NGSS.HS-ESS2-3

What is a mid-ocean ridge?

• an underwater mountain range

• a type of oceanic plateau

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NGSS.MS-ESS2-3

What is a plate boundary?

• a region where two tectonic plates meet

• a type of ocean current

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NGSS.MS-ESS2-3

A rift valley is a:

• Valley formed by tectonic activity

• Plateau

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NGSS.MS-ESS2-2