Exercise 1.3A: Glaciers

Watch this video about glaciers and answer the following questions.

1. Why do glaciers move faster in the middle than on the edges?

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2. What are alpine glaciers? What are continental glaciers?

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3. Define the following terms:

a) cirque –

b) striation –

c) moraine –

d) erratic –

 

4. How can we tell the direction that a glacier travelled, even if the glacier melted thousands of years ago?

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5. When did the last ice age happen?

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6. What Canadian lake formation was made during the last ice age?