Analyzing Patterns at Plate Boundaries

The video lesson covers the concept of tectonic plates and their boundaries, the history of Alfred Wegner's theory of continental drift, and the evidence that eventually led to its acceptance. It explains how tectonic plate movements shape Earth's surface, creating mountains, islands, and causing earthquakes and tsunamis. The lesson also details different types of plate boundaries and their significance.

What is a cracked piece of the Earth's crust called?

• Core

• Magma

• Tectonic Plate

• Mantle

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NGSS.MS-ESS2-3

What did early maps from the 1500s incorrectly depict?

• The size and shape of Asia

• The existence of Antarctica

• The location of the Pacific Ocean

• The number of continents

What did Alfred Wegner propose in his theory of continental drift?

• Continents formed from volcanic activity

• Continents are stationary and do not move

• Continents were once a single landmass that drifted apart

• Continents have always been in their current positions

Why did scientists initially reject Wegner's theory?

• He couldn't explain how continents moved

• His theory contradicted religious beliefs

• He had no evidence

• He was not a scientist

What evidence did Wegner use to support his theory?

• Ocean currents

• Fossil locations

• Volcanic eruptions

• Mountain ranges

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NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What causes tectonic plates to move?

• Gravitational pull of the moon

• Movement of the mantle

• Earth's rotation

• Wind currents

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NGSS.MS-ESS2-3

What did scientists discover about the mantle that supports Wegner's theory?

• It is colder than the Earth's crust

• It is liquid and moves, causing tectonic plates to shift

• It is solid and immovable

• It is made of water

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NGSS.MS-ESS2-3

What geological phenomena can moving tectonic plates create?

• Lakes

• Deserts

• Mountain ranges

• Rivers

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What is a tectonic plate boundary?

• A region with no seismic activity

• A boundary between two countries

• A type of volcanic eruption

• A place where two tectonic plates meet

Which of the following is NOT caused by tectonic plate movement?

• Earthquakes

• Hurricanes

• Volcanoes

• Tsunamis

Tags

NGSS.MS-ESS2-3