Homework 2: Due September 12, 2007
- It is 6 pm on September 21, and you are in Ogden, UT (latitude=41o). You observe the Moon directly overhead. What phase is it in? (Hint: Think about the phases of the moon lab for this one...)
- Suppose that the Earth orbits the Sun at half its current speed. What is the length of the sidereal day? Of the solar day?
- Explain the phrase 'dark side of the Moon'. (That is, is the 'dark side' really dark? If not, where does this phrase come from?)
- What Right Ascension is directly overhead at 6 pm on the summer solstice?