Lesson 4.1 Mastery: Continental Drift

Drag and Drop

Alfred Wegner was one of the first people to suggest that all the ​

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were once joined together. He called this ancient supercontinent ​

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. Wegener's hypothesis, ​

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, is the idea that the continents move slowly across Earth's surface. Evidence exists to support his hypothesis. For example, similar fossils have been found in South America and ​

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. Also, fossils of warm-weather plants have been found in the ​

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.

Drag these tiles and drop them in the correct blank above

continents

Pangea

continental drift

Africa

Arctic

Multiple Choice

Similar ___ structures exist in the the Appalachian Mountains and in Greenland and western Europe.

• rock

• wind

• fire

• taco

Match

Match the following types of evidence with its example

• Preserved remains of the large-seed fern Glossopteris were found on five continents.

• Distinctive groups of ancient rocks were found on continents opposite each other across the Atlantic Ocean.

• Preserved remains of tropical reefs were found on the Arctic island of Spitsbergen.

• The shape of the northwest African coastline appears to interlock with the space between the North and South American continents.

fossil evidence

rock types

ancient climate evidence

fit of the continents

• fossil evidence

• rock types

• ancient climate evidence

• fit of the continents