the YOSEMITE map Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What was the world’s First Federal Act to preserve nature?

A

Yosemite

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2
Q

What did this U.S. Act originally protect?

A

The area’s Yosemite Valley and Sequoia groves

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3
Q

What was Yosemite renamed to?

A

a “National Park”

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4
Q

When was Yosemite later expanded and renamed a “National Park”?

A

1890

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5
Q

What is the most popular viewing spot in the park?

A

Glacier Point

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6
Q

What is the park’s largest grove?

A

Mariposa Grove

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7
Q

With how many Sequoias?

A

Approximately 500

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8
Q

What was protected by Act of Congress?

A

Yosemite Grant 1864

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9
Q

Who signed it into law?

A

President Lincoln

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10
Q

Yosemite National Park is larger than what state?

A

Rhode Island

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11
Q

What trees are the World’s Largest?

A

Giant Sequoia Trees

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12
Q

What are Giant Sequoia’s average adult height?

A

Approximately 200-280 feet

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13
Q

What is the ONLY place these trees live?

A

the Western slopes of California’s Sierra Mountains

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14
Q

What does each Giant Sequoia endure on average?

A

fires every 25 years

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15
Q

What are Giant Sequoia trees longevity?

A

Approximately 3,000 years

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16
Q

Where is one of the highest fire hazard regions in the U.S.?

A

Yosemite Valley

17
Q

What was a former Magma Chamber that cooled?

A

Half Dome

18
Q

How long ago did it cool?

A

93 million years ago

19
Q

What was Half Dome’s young cliff face due to?

A

Exfoliation (peeling by rock falls)

20
Q

How often does it lose slabs?

A

every 3-5 years

21
Q

What is America’s most impressive mass of exposed Granite?

A

Yosemite Valley

22
Q

What was it once covered by?

A

Volcanoes

23
Q

How did the peaks, domes, and valley shape form?

A

Underground by cooling magma that spread apart

24
Q

What removed the fill to expose the valley we see today?

A

Later erosion and glaciation