| wegner Evidence | paleomagnetism | Continental Drift theory | plate tectonics |
|---|---|---|---|
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Who is Alfred Wegner
He was a German scientist
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What is Internal magnetic particles.?
Particles that are frozen into position recording magnetic fields at that time.
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What africa and south america
Evidence from matching animal fossils from two different continents
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What is plate boundary
Earthquakes and volcanoes are usually in relation to these
|
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What was one of wegener evidence
Fossils of the same plants and animals should be found in areas that had been connected
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What is the study of ancient magnetic field
Paleomagnetism
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What is Antartica
Evidence of tropical plants were found on this continent
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What is 4 of the major plates
North America South America Africa and Antartica
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What did Alfred wegener hypothesize
Continental Drift
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What is polarity
N➡S
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What is 250 million years ago
Pangea existed this million years ago
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What causes the plates to move
Convection cycles in the mantle
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Where is some rock structure found?
1,000 miles away
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What is Reversal Polarity
S➡N
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What is continental drift theory
Not excepted because it did not explain how continents moved
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What is Subduction
Where volcanoes often occur
|
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What was the name of the evidence that reviewed climate data of different parts of the world.
Climate Evidence
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What is magma that align themselves with earths magnetic field?
Particles of magnetite
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Who is Alfred Wegener
Created continetal drift theory
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What is collision
Where mountains are usually formed
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