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Review Checklist - Sample Questions
Life in the Universe
On Earth
Where did the original atmosphere on Earth come from?
Where did the water on Earth come from?
Where did the complex organic molecules necessary for life on Earth come from?
Do we have evidence that complex organic molecules can spontaneously form?
What did Urey and Miller do in their experiments?
How long ago did modern-looking humans appear?
Elsewhere
If a different life form was not carbon based, what could it be?
Where in the solar system is there a higher chance for life to exist or have existed?
What possible evidence do we have so far of past life on Mars?
Why do we think of Jupiter's moon Europa as a candidate for life forms?
Why do we consider Saturn's moon Titan as a candidate for life forms?
Have we seen planets around any star other than the Sun?
How many planets have we seen orbiting other stars so far?
How do the extrasolar planets found so far compare to the Earth?
How can we tell that a distant star has a planet orbiting around it?
Can a planet orbit more than one star?
Have we seen any other star with a planetary system?
How could we find out if there is life on a planet orbiting a distant star?
page by luca bombelli <bombelli at olemiss.edu>, modified 29 sep 2012
