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Questions and Answers
What is the approximate diameter of the Milky Way Galaxy?
What is the approximate diameter of the Milky Way Galaxy?
- 50,000 light-years
- 30,000 light-years
- 80,000 light-years (correct)
- 100,000 light-years
Which of the following is the largest in distance?
Which of the following is the largest in distance?
- 1 light year (correct)
- Size of a typical galaxy
- Distance to the nearest star (other than our sun)
- 1 Astronomical unit
On the Cosmic Calendar, when did the solar system begin to form?
On the Cosmic Calendar, when did the solar system begin to form?
- January 1
- December 31
- September 1 (correct)
- April 1
What is an Astronomical Unit (AU)?
What is an Astronomical Unit (AU)?
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Which of these objects is furthest from the Sun?
Which of these objects is furthest from the Sun?
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