Alfred Wegener
Plate Tectonics
Earthquakes
Types of Plates
Pangea
100
German scientist who proposed the theory of Continental Drift
What is Alfred Wegener?
100
Movements, interactions, and formations of plate boundaries.
What is plate tectonics?
100
Shaking of Earth's crust caused by release of energy.
What is earthquake?
100
Collision of two plates
What is convergent boundary?
100
Supercontinent; all the continents put together.
What is pangea?
200
Theory that at one point all of the continents were together, and drifted apart over time.
What is continental drift?
200
Rift is a fault or crack in Earth's crust.
What is rift?
200
eruption of volcanoes, landslides, impact of a meteor
What is an earthquake caused by?
200
Two plates moving away from each other
What is divergent boundary?
200
Scientist who believed Pangea existed.
What is Alfred Wegener?
300
Wegener did not have a way to prove HOW this happened.
What is Wegeners weakness?
300
An important feature of a subduction boundary.
What is deep sea trench?
300
P waves and S waves
What is the two different types of waves?
300
Two plates slipping and sliding past each other
What is Transform Boundary?
300
Fossils matching on other continents.
What is evidence of Pangea?
400
There is fossil evidence, rock structure, and glaciers.
What is evidence of continental drift?
400
Sea-floor spreading
What is bathymetry also known as?
400
Primary Wave
What is P Wave stand for?
400
continent to ocean collision
What is a volcano formed by?
400
The movement of plates.
What is convection cycle?
500
They think his theory is foolish and he is laughed out of town.
What is other scientists reaction to Wegeners theory?
500
Longest chain of mountains in the Atlantic Ocean due to sea-floor spreading.
What is Mid-Atlantic Ridge?
500
Secondary Wave
What is S Wave stand for?
500
continent to continent collision
What is mountains formed by?
500
Scientists believed that Pangea never existed, and the evidence can be explained by land bridges.
What is other scientist theories?
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