Question

B. All other factors being equal or unknown, compare the likelihood: İ- The moon is-out' (up in your sky) at a randomly chosen ii. the moon is out' at a randomly chosen moment of night? moment of day VS You recall some occasions on which you saw the moon- but not all of it at once. That is, sometimes the moon looks like a halfcircle, other times it looks like a crescent, etc. It seems to progress through these different presentations in a smooth time-cycle of visual stages-called phases Regarding the light that we (on Earth) receive from the moon, what is the standard inference we have (through history) generally drawn from the observation of these phases? Regarding the light that we (on Earth) receive from the moon, what is the standard inference we have (through history) generally drawn from the observation ofthese phases? Regarding the light that we (on Earth) receive from the moon, what Page 18 of 34 is the standard inference we have (through history) customarily drawn from the observation of these phases?

Answer 1

There are 8 phases of the moon :

1. New moon
2. waxing crescent
3. 1st quarter
4. Waxing gibbous
5. Full moon
6. Waning gibbous
7. last quarter
8. waning crescent
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​​​​​​​The orbital period of moon is 27.3 days but phase completion is 29.5 days.