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Questions for Discussion: Mars Dead or Alive: Welcome to Mars

What were the characteristics of the protection system that cushioned the Mars rovers' landing?
What are the similarities and differences between problems facing a rover landing on Mars and an egg on Earth falling to the floor from a height of six feet?
Explain why the scientists are so emotional in this video.
Explain the hopes of what Spirit and Opportunity may find on Mars.
So far this mission has been successful beyond the scientists' dreams, with new data constantly being sent to Earth from Spirit and Opportunity. Do you think the possible outcomes of the Mars mission are worth the time and expense spent on the project? Explain.