Continental Drift Answers

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What evidence of climate change on continents supports the theory of continental drift?

A
signs that glaciers existed in South Africa
B
similar coal fields on different continents
C
change in atmospheric temperature over time
D
same animal fossils found on different continents
2
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What first caused people to consider that the continents were once one large landmass?

A
glacier evidence in warmer countries
B
continents looked like they fit together
C
studying the valleys of the ocean floor
D
similar fossils were found on many continents
3

The hydrosphere refers to the total amount of water on Earth, including liquid, gas, and solid forms. Which is one way the hydrosphere has been impacted by the movement of the continents over time?

A
Glaciers that once covered South Africa have melted and can no longer form.
B
All of the continents have fewer coastal areas than they did millions of years ago.
C
Land masses near the equator have more glaciers now than they did millions of years ago.
D
The poles that were once covered by glaciers are now surrounded by warm, tropical waters.
4

Tropical plant fossils have been found in cold Arctic islands where they cannot survive in the present-day climate of this area. According to Wegener's theory, how were these ancient tropical plants able to survive in Arctic islands?

A
Plants were more adaptable in the past.
B
The poles of Earth were warmer in the past.
C
Arctic islands were closer to the equator in the past.
D
Land movements warmed the landmasses in the past.
5

Lystrosaurus provided which type of evidence supporting continental drift?

A
land features
B
fossil evidence
C
glacial evidence
D
climate change evidence
7

Which coastlines most closely match each other and are, therefore, used as evidence to support Wegener’s theory?

A
India and Eurasia
B
Australia and Africa
C
Africa and South America
D
Australia and North America
8

What is the name of the theory that explains why mountain ranges in Africa and South America line up?

A
Pangaea theory
B
landmass theory
C
continental drift theory
D
plate movement theory

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