Assignment 2

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Assignment 2

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Assignment 2

HOMEWORK

VIDEO: One Strange Rock: Shield

  1. What are the temperature extremes in space that a space suit must cope with? How much does a space suit cost?

 

  1. How did the sun change Mars?

 

  1. What do lava samples have in t hem? What do they do? What does it tell us about the earth’s interior?

 

  1. What does the iron and nickel in the earth’s outer core produce? How does this protect the earth?

 

  1. What visual event is a product of the earth’s magnetic field?

 

  1. How does the intense UV in space endanger astronauts?

 

  1. What percental of UV gets to the earth’s surface? How long will it take to get sunburn without the atmospheric shield? What else does the UV do to living cells?

 

  1. What molecules in the sky protect us from UV?

 

  1. Why must we use gliders to sample the upper atmosphere, and not airplanes? How high can it fly?

 

  1. What stopped the growth of the ozone hole? What has happened to the ozone hole in recent years?

 

  1. Where did the earth’s oxygen come from? What happens when oxygen molecules reach the stratosphere?

 

  1. In addition to the solar wind and UV, what is the sun’s third “weapon” that threatens the earth?

 

  1. What is the atmosphere of Venus like? Why is it so hot, even though it is not the closest planet to the sun?

 

  1. What does the earth’s atmosphere and hydrosphere do to take carbon dioxide out of the atmosphere?

 

  1. How do rivers transfer carbon dioxide, and then trap it?

 

  1. How much carbon dioxide is being pumped into the atmosphere by humans, compared to how much produced by volcanoes?

 

  1. What was wrong with the Hubble Space Telescope at first?

 

  1. According to the data from Hubble, what will have to the earth 5 billion years from now?

 

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This question is taken from GSC 3200 – Studies of a Blue Planet » Fall 2021 » Assignments