Continental Drift Test Review

Front

What is this a picture of?

Back

Pangaea

Front

This is a picture of glacial scars found in Africa. What are these evidence for?

Back

Africa was once in an area of the Earth that had a very cold climate.

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?

Back

All of the above: continents fit together like puzzle pieces and similar fossils in widely-spread areas, glacial scars and evidence from ancient climates, mountain ranges and coal deposits line up across continents.

Front

What is one of the first pieces of data that Wegener collected that led him to believe that the continents had moved?

Back

He discovered that Greenland's longitude had not always been the same.

Front

What two specific continents fit together most noticeably?

Back

South America and Africa

Front

What technology did Wegner use in his study of Greenland?

Back

Maps

Front

How long ago is Pangaea believed to have existed?

Back

200-300 million years ago

Front

Why did no one believe Wegener's theory?

Back

He could not explain HOW the continents moved.

Front

Who is the person credited with developing the theory of continental drift?

Back

Alfred Wegener