Continental Drift

Front

The German scientist who first proposed the Theory of Continental Drift 100 years ago?

Back

Alfred Wegener

Front

All of the continents were once part of one large continent called...

Back

Pangea

Front

The continents move very slowly, only a few __________per year.

Back

centimeters

Front

The east coast of South America seems to fit into the wet coast of Africa, this evidence for Continental Drift is called...

Back

fit/shape of continents

Front

India, Australia, South America, and Africa all have deep grooves or scratches in rocks which is climate evidence of ....

Back

glaciers

Front

Another piece of evidence in the theory of Continental Drift is __________ evidence of a giant fern named Glossopteris.

Back

fossil/climate

Front

Glossopteris grew in warm, swampy areas proving Antarctica used to have a ________________climate.

Back

warm and wet

Front

Because Glossopteris seeds cannot travel across the ocean and grow in warm, swampy climates, these fossils are evidence of ...

Back

Pangea existing, Continental Drift, changing climates, all of the above

Front

Wegner's geologic evidence for Continental Drift comes from the Caledonian and Appalachian mountains which are made of the same __________ and are the same ________.

Back

volcanic rock; age

Front

Scientists did not believe Wegner's theory because Continental Drift is a slow process and there is no explanation for...

Back

how the continents move.