Shared Flashcard Set

Details

Earth Science
Earth Science mid-term
4
Science
11th Grade
01/13/2013

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Cards

Term

 

What did Abraham Ortelius contribute to plate tectonics?

Definition

 

 

he proposed that North America and South America had been separated from Europe and Africa by earthquakes and floods

Term

 

What did Alfred Wegener contribute to plate tectonics?

Definition

 

 

he developed the idea of continental drift.

Term

 

What did Harry H. Hess contribute to plate tectonics?

Definition

 

 

he laid the foundation for the plate tectonics theory with the seafloor spreading hypothesis.

Term

 

What instrument is used to detect earthquakes?

Definition

 

 

the richter scale

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