Alfred Wegener and his Theory on Continental Drift

what was Wegener's theory?

• continental drift
• volcanic activity
• ocean currents
• plate tectonics

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NGSS.HS-ESS1-5

What evidence did Wegener have about continental drift?

• The evidence Wegener had about continental drift included the fit of the continents, matching fossil records, and similar rock formations.
• 
• Wegener relied on ancient myths and legends as evidence for continental drift
• Wegener had no evidence about continental drift

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NGSS.HS-ESS1-5

How did Wegener use fossils to support his theory on continental drift?

• By examining the size and shape of the fossils
• By comparing fossils found on different continents
• By analyzing the chemical composition of the fossils
• By studying the age of the fossils

Who ended up proving Wegener's theory after he died?

• John Stretton

• Bob Henderson

• Harry Hess

• Steven Field

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NGSS.HS-ESS1-5

How did Harry Hess prove Wegener's theory?

• Seafloor spreading and the discovery of mid-ocean ridges and oceanic trenches
• By analyzing the composition of rocks
• By observing the formation of mountains
• By studying the movement of tectonic plates

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NGSS.HS-ESS1-5

What year did Wegener die?

• 249BC

• 1930
• 1967

• 1943

Where did Wegener Live?

• Germany
• Pomona

• Italy
• Zimbabway

How did Wegener die?

• Brain hemorrhage

• Ebola

• Drowning in a river
• Congestive heart failure

what is Wegener most known for?

• discovering the theory of plate tectonics
• proposing the theory of continental drift
• developing the theory of relativity
• inventing the theory of evolution

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NGSS.HS-ESS1-5

Why was Wegener's theory not believed by fellow scientists?

• Lack of a satisfactory mechanism for the movement of continents
• Inconsistencies with existing geological knowledge
• Opposition from influential scientists
• Lack of evidence supporting the theory

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NGSS.HS-ESS1-5