Alfred Wegener
Continental Drift
Plate Tectonics
Earthquakes
Volcanoes
100
1912
What is the year that Alfred Wegener suggested the arrangement of Earth's features?
100
Pangaea
What is the name of the ancient super-continent?
100
Plate boundary
What is the place where plates meet?
100
Earthquake
What is the result when two plates collide?
100
Cindercone, shield
What are some types of volcanoes?
200
fossil fern Glossopteris
What is fossil evidence supporting Wegener's theory?
200
Evidence of fossils
What is the reason why continental drift theory was supported?
200
Spreading zone
What is the boundary where plates move apart?
200
San Andreas fault
What is the famous fracture zone in California?
200
Plate boundaries
What are the locations of volcanoes?
300
Glacial Tracks in Africa
What is more evidence supporting Wegener's theory?
300
200 million years ago
What is the time when Pangaea broke up?
300
Spreading, fracture, converging zones
What are the three types of plate boundaries?
300
Seismograph
What is the instrument used to record the strength of an earthquake?
300
Volcanic lightning
What is the result of static electricity and ash?
400
Not enough evidence
What is why did scientists not believe Wegener's theory?
400
Mountain chains in the US and Europe are of similar age
What is more evidence supporting continental drift?
400
Mid-Atlantic ridge
What is the location of a spreading zone?
400
p-waves
What are the earthquake waves that travel underground called?
400
Ring of fire
What is the name of the string of volcanoes along the Pacific Ocean?
500
Mid-ocean ridge
What is the mountain chain on the ocean floor?
500
Sea-floor spreading
What is the process of adding new crust at mid-ocean ridges?
500
Converging zone
What is the place where plates come together?
500
s-waves
What are the waves of an earthquake that travel on the surface of the earth called?
500
Magnetic minerals in recent lava flows
What is magnetic pole lineup with ancient magnetic poles?
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