Plate Tectonics

Front

Theory of Continental Drift explains that continents were once together and drifted to their current positions.

Back

Continents were once together and drifted to their current positions.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

Tectonic plates are made of?

Back

Continental and oceanic lithosphere

Front

Youngest rocks on Earth are found along mid-ocean ridges.

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Along mid-ocean ridges

Tags

NGSS.MS-ESS2-3

Front

Scientist who proposed continental drift theory.

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Alfred Wegener

Tags

NGSS.MS-ESS2-3

Front

Tectonic plates move each year:

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Centimeters per year

Tags

NGSS.MS-ESS2-3

Front

Seafloor spreading occurs at:

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Mid-ocean ridges

Tags

NGSS.MS-ESS2-3

Front

Driving force of tectonic plate movement?

Back

Convection

Tags

NGSS.MS-ESS2-3

Front

Supercontinent when all continents were together

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Pangea

Tags

NGSS.MS-ESS2-3

Front

Convection process:

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Hot material rises, cooler sinks in circular patterns.

Tags

NGSS.MS-ESS2-6

Front

Boundary creating rift zones and shallow earthquakes

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Divergent