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Midterm exam 2 2018, questions and answers Concordia University

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James Moore
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QUIZ 1
1. How many stars can you see with your naked eye on a clear, moonless
night from a dark location?
a few thousand
2. Which of the following best describes the modern definition of a
constellation?
a region of the celestial sphere
3. Which of the following statements about the celestial sphere is not true?
4. The “celestial sphere” is just another name for our universe.
Which of the following statements about the celestial equator is true at all
latitudes?
It represents an extension of Earth’s equator onto the celestial sphere.
5. What is the ecliptic?
the Sun’s apparent path along the celestial sphere
6. When we look into the band of light in our sky that we call the Milky Way,
can we see distant galaxies? Why or why not?
No, because the stars, gas, and dust of the Milky Way block us from
seeing them.
7. Which of the following correctly describes the meridian in your sky?
a half-circle extending from your horizon due north, through your zenith, to
your horizon due south
8. If it is midnight in New York, it is
daytime in Sydney, Australia.
9. How many arcseconds are in 1°?
3,600
10.Which of the following statements does not use the term angular size or
angular distance correctly?
The angular distance between those two bright stars in the sky is about 2
meters.

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Midterm exam 2 2018, questions and answers Concordia University

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