Mountains & Oceans - The Rocky Mountains

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Questions and Answers

What is the main reason why geologists study the Rockies?

  • To study the snow-peaked summits
  • To understand the changes in the Earth's crust over time (correct)
  • To explore the deep cavernous gorges
  • To analyze the size of the mountains

How were the Rocky Mountains formed?

  • Through a process involving liquid earth rising through the crust (correct)
  • By volcanic eruptions
  • Due to intense erosion over millions of years
  • By a meteor impact creating a crater

What has played a significant role in shaping the Rockies?

  • Wind and sandstorms
  • Volcanic activity
  • Weather and water (correct)
  • Human settlement and construction

Why are the Rockies considered impressive according to the text?

<p>Because of their sheer size (D)</p> Signup and view all the answers

What attracts thousands of visitors to the Rockies annually?

<p>The snow-peaked summits (B)</p> Signup and view all the answers

What is the primary impact of volcanic eruptions on the weather?

<p>Cooling the area near the volcano temporarily (C)</p> Signup and view all the answers

Which term refers to volcanic smog created by ash and gases released during eruptions?

<p>Vog (D)</p> Signup and view all the answers

Why do large ash particles from volcanic eruptions have a limited impact on temperature?

<p>They fall out of the atmosphere within a few days (C)</p> Signup and view all the answers

What effect can gases and tiny ash particles from volcanic eruptions have on the earth?

<p>Blocking sunlight and causing cooling over large areas (B)</p> Signup and view all the answers

Which gas mentioned in the text might be emitted by a volcano during an eruption?

<p>Sulfur dioxide (B)</p> Signup and view all the answers

What happens when sulfuric acid droplets in the atmosphere reflect the sun's rays?

<p>The earth's surface and atmosphere cool down. (D)</p> Signup and view all the answers

What is the primary consequence of acid rain near a volcano eruption site?

<p>Rise in the acidity of lakes, soils, and seas (D)</p> Signup and view all the answers

How do volcanic eruptions contribute to global warming?

<p>By trapping heat through the emission of sulfur dioxide (C)</p> Signup and view all the answers

Why do volcanic eruptions usually not have a significant impact on global climate?

<p>They do not release enough carbon dioxide to affect climate. (C)</p> Signup and view all the answers

What makes the global, far-reaching impacts of volcanic eruptions powerful?

<p>The long-term consequences on human health (A)</p> Signup and view all the answers

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