Alfred Wegener
What is he known for?
What is continental drift?
What was the SUPER continent called?
What is Pangaea?
How many types of plates are there? Name both.
In a convection current, hot material does this, while cooler material sinks?
What is rise?
Identical layers of this "black gold" fuel were found in North America and Europe, suggesting they were once part of the same tropical swamp?
What is Coal?
What year did he die?
When was 1930?
Can the continents move?
What is yes?
How many miles do tectonic plates go underground?
What is 62 miles?
What type of liquid can you boil to show convection?
What is water?
Alfred Wegener noticed that the coastlines of these two continents, separated by the Atlantic, fit together like puzzle pieces?
What is South America and Africa?
What did he think the continents looked like?
What is a jigsaw puzzle?
When did scientists first consider continental drift?
When was 1960?
How many total plates on earth?
What is 17?
If earths core eve cooled down completely what would happen?
What is stopping?
These giant geological features, like the Appalachians in the U.S. and the Caledonians in Scotland, line up perfectly across the ocean?
What are mountains?
When did he make his theory public?
When was 1912?
What was the new theory connected to continental drift?
What are plate tectonics?
Are the tectonic plates located in the lithosphere or the asthenosphere?
What is the lithosphere?
When a convection current pulls plates apart under the ocean, it creates a "ridge"; when it pulls them together, it creates one of these deep underwater features?
What is a trench?
This is the average speed at which continents drift every year, which is about the same speed your fingernails grow?
What is 2.5cm or 1 inch?
In what country did Alfred Wegener die?
Where is Greenland?
What Is 1 kind of fossil that was found on complete different continents?
What was mesosaurus?
How many plates are under North America?
what is 4?
Scientists believe the mantle is solid, but it moves like this thick, sticky substance you might put on a pancake?
What is syrup?
This is the name of the huge, single world ocean that surrounded the supercontinent Pangaea?
What was Panthalassa?