NGSS.MS-ESS2-3

According to the continental drift theory, a single, huge continent once existed called

• Pangaea.
• Wegener.
• Panthalassa.
• Euraisa.

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What kind of plate boundary is shown here?

• divergent
• convergent
• transform
• submerged

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NGSS.MS-ESS2-3

One of the fossils Wegener used to support his hypothesis of continental drift was

• Glossopteris
• Trilobite
• insects in tree amber
• ammonite molds

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Geologists have long recognized that earthquakes are not randomly distributed on Earth but occur in concentrated areas that coincide with __________ and provide evidence for the theory of ___________ .

• mountain ranges; fault zones.
• continental borders; supercontinents.
• plate boundaries; plate tectonics
• areas of liquid magma; sea floor spreading.
  

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NGSS.MS-ESS2-3

What did Harry Hess propose about the mid ocean ridges?

• Ancient aquatic creatures may still be alive there

• The waters there should be very warm

• The crust there should be old

• The valley of the ridge are actual cracks within the crust

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Which pieces of evidence did Wegener use to try and prove his theory of continental drift?

• Fossils

• Ocean currents

• Climate change

• Land features

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NGSS.MS-ESS2-3

Below is a picture of sea-floor spreading. How are the ocean crusts moving?

• Converging

• Diverging

• Sliding

• No movement

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NGSS.MS-ESS2-3

What are these plates doing?

• Converging

• Diverging

• Forming a transform boundary

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NGSS.MS-ESS2-3

What are these plates doing?

• Converging

• Diverging

• Forming a transform boundary

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NGSS.MS-ESS2-3

___________ is a fossil fern that helped support Wegener's hypothesis of continental drift.

• Gondwanaland

• Kannemeyerid

• Mesosaurus

• Glossopteris

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NGSS.MS-ESS2-3