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Cards In This Set
| Front | Back |
 On this diagram of the celestial sphere, the numbered point(s) that have declination 0 |
1 and 3
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 Among the points and circles shown on this diagram, which one(s) have varying right ascension? |
The celestial equator and the ecliptic.
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 On this map of Earth, which numbered circle represents the place where the Sun appears directly overhead at noon on the winter solstice? |
Circle 3 is the Tropic of Capricorn, which has latitude 23.5
|
 Suppose you go outside and see the view shown below when you look due south. Knowing that the stars of Orion's Belt lie very close to the celestial equator, what can you conclude? |
You are in the Northern Hemisphere.
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 This sequence of photos shows the Sun at one-hour intervals throughout the day of the summer solstice; directions and times are indicated. Where was this photo taken? |
The arctic circle
-You can tell it is the Arctic because the Sun skims the northern horizon at midnight. |
