Continental Drift _Gilbert

Front

Who is credited with developing the theory of continental drift?

Back

Alfred Wegener

Front

What is this a picture of? Options: plate tectonics, continental drift, pangea, glacier scaring

Back

pangea

Front

What does the theory of continental drift state?

Back

The continents were once joined in a super-continent and have moved over time.

Front

What evidence did Wegener use in his theory? Options: Continents and fossils fitting together/matching-up like puzzle pieces, glacier scars and evidence from temperature, mountain ranges and coal deposits line up across continents, all of the above

Back

all of the above

Front

Why did no one believe Wegener's theory?

Back

He could not explain HOW the continents moved.

Front

What two specific continents fit together most noticeably? Options: Africa and North America, South America and Europe, South America and Africa, Antarctica and Africa

Back

South America and Africa

Front

How does evidence of glaciation in Africa support the Theory of Continental Drift?

Back

It shows that the continents must have been in a different location.

Front

What is the force that moves the continents? Options: Conduction, Convection, Radiation, Conveyor belts

Back

Convection

Front

What are the two types of crust?

Back

continental and oceanic

Front

What is Pangaea?

Back

the name of the super-continent that existed millions of years ago