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Дата изменения: Mon Nov 17 23:10:59 2008
Дата индексирования: Tue Oct 2 04:36:41 2012
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Поисковые слова: universe

Astronomy 123: Fourth Homework Assignment


The Assignment:

  1. What is the most probable origin for the Earth's moon?

  2. Suppose you were arguing with someone about the Age of the Earth and your foe had an intrinsic distrust of science and its methods and so therefore would not believe anything to do with radioactive age dating. Outline what points of "common sense" about the nature of the Earth that you could use to demonstrate that the Earth is geologically old.

  3. Over the last 20 years, the idea of "Life on Mars" (no, not the TV show), has appeared in and out of the main stream media. Research, find and summarize some of the lines of evidence, gathered over the last 20 years, that help build the case that there may once have been life of Mars How credible do you think is the scientific evidence for the case of life having occurred on Mars?

  4. Recently the entire biological community was shaken by a discovery called the "African Eve". What is this discovery and what does it suggest about the origin of Humans?

  5. What are tube worm colonies? Where are they located and what is their significance to the formation of life?