Exercise 3.1: Fossil Evidence

Use the readings in this online lesson to help you answer these questions.

 

1. Which fossils indicate that Africa and South America were once close together?

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2. Is it possible that Mesosaurus simply swam across the ocean?

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3. What evidence is there that Australia and Antarctica were once close together?

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4. Alberta has large amounts of coal and natural gas. What does this suggest about the climate of Alberta in the past?

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5. Does the presence of coal in Alberta mean that it must have once been connected to Antarctica?

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6. If a scientist wanted to investigate the possibility that Alberta and Antarctica were once attached, what other rock evidence would they look at?

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