LAST ICE AGE Flashcards

1
Q

During last Ice Age, Canada was _________

A

covered almost entirely by ice

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2
Q

What happens with ice after/during ice age?

A

Ice pressed down into the earth, now that it’s melted ground is rebounding

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3
Q

Niagara Escarpment

A

Big kind of hill right of QEW. Was covered by Massive Glacier.

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4
Q

Where is the Ontario land rising

A

Northern/Central Ontario Rising

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5
Q

In Northern Ontario, how fast is the land rising

A

1-3 metres per 100 years at Hudson and James bay coast.

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6
Q

When was the last Ice Age

A

2.5 million years ago

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7
Q

Where did the last ice age cover

A

Antarctica, Canada, Europe

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8
Q

Up to how thick was th eice

A

3 Kilometres Thick

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9
Q

What was this age known as?

A

Pleistocene Epoch

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10
Q

Ocean Levels dropped ______

A

120m

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11
Q

It was from __________ to _______

A

From 2.588 Million years ago to 11700 years ago

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12
Q

Time of _______–

A

Dramatic temperature swings

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13
Q

What were the two Ice Sheets

A

Laurentide –> Ontario, Canada east of the rocky mountains

Cordilleran –> Rocky Mountains

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14
Q

What were the era names for the cold and warm temperature swings

A

OLDEST TO YOUNGEST
COLD: Nebraskan, Kansan, Illinoian, Wisconsin
WARM: Altonian, Yamouth, Sargamon

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15
Q

What is an escarpment?

A

A steep slope/cliff made from faulting and erosion

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