Continental Drift and Pangaea Concepts

Front

What is the theory of continental drift?

Back

The theory states that the continents were once joined in a super-continent and have moved over time.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

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What is Pangaea?

Back

A giant landmass that existed 200 million years ago, which eventually broke apart to form the continents we know today.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What type of boundary occurs when two tectonic plates collide?

Back

Convergent boundary.

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What does the term 'plate tectonics' refer to?

Back

The theory that the outer part of Earth is divided into several distinct segments, called plates, which move.

Tags

NGSS.MS-ESS2-3

Front

What is continental drift?

Back

The theory that continents have moved over time.

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NGSS.MS-ESS2-3

Front

What happens at a divergent boundary?

Back

Tectonic plates move apart from each other.

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NGSS.MS-ESS2-3

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What is a transform boundary?

Back

A boundary where two tectonic plates slide past each other.

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NGSS.MS-ESS2-3

Front

Who proposed the theory of continental drift?

Back

Alfred Wegener.

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NGSS.MS-ESS2-3

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What evidence supports the theory of continental drift?

Back

Fossil distribution, geological similarities, and the fit of continental coastlines.

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NGSS.MS-ESS2-3

Front

What is subduction?

Back

The process where one tectonic plate moves under another and sinks into the mantle.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3