Week 5 DQs

Week 5 DQs - 1) Select a planet or moon and list some of its

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1) Select a planet or moon and list some of its characteristics(geology, atmosphere, size, orbit, etc). Why would it be interesting to study this particular planet or moon? Mars – Mars is twice the diameter of the moon, but only 53% Earth’s diameter. Mars is also small in size, which allows it to cool faster than Earth, and much of its atmosphere has leaked away. Its present carbon-dioxide atmosphere is only 1% as dense as Earth’s. Mars axis is tipped 23.5 degree, so it has seasons and it’s year is only 1.88 Earth years long. It would be interesting to study Mars because it is able to be compared to Earth in so many ways, it is even said that the similarity with Earth encouraged the belief that mars might be inhabited. It would also be interesting to study Mars, because it’s unique atmosphere. The gases that cloak Mars are critical to understanding the history of the planet. 2) How is the Moon, Venus, and Mars each different than Earth? If you had a choice, which of these would you place a space colony? What difficulties would these colonists face on their new
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This note was uploaded on 01/17/2010 for the course PHY 110 taught by Professor Smith during the Spring '09 term at Upper Iowa.

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Week 5 DQs - 1) Select a planet or moon and list some of its

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