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Questions for Discussion: Galileo: Discovering Jupiter's Moons

How did Galileo surmise that Jupiter had moons that revolved around it?
How did the discovery of Jupiter's moons support the heliocentric theory?
What was so shocking about this discovery in Galileo's time? Why did he rush to publish his discovery?
Explain the importance of Galileo's work on the telescope and its effect on the world at that time and today.
Discuss the role of technology in science.