CAN YOU ANSWER THIS? QUIZ - FEBRUARY 2004

1. Why are comets visible?
   
   
2. What is the difference among the tasks for the three imaging instruments on the Deep Impact mission? The HRI, MRI and ITS?
   
   
3. A mission generally has a launch period of several days to launch because certain circumstances can put a hold on a launch? Name 6 circumstances you think might affect a launch.
   
   
4. Why don't we know the orbital period of all comets?
   
   
5. Name 4 elements we know exist in comets.
   
   
6. What causes a comet tail to form?
   
   
7. Is there a "good" spot on the comet for the impactor to hit?
   
   
8. What is the role of a Principal Investigator on a mission?
   
   
9. Why is understanding math important on a space mission?

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