Quiz #2

Physics 106                                                                                 Friday, September 3, 2004

Please put your ID# at the top of your paper.

1.  Which of the following statements is correct?  (a) I read all of the material posted on-line for today's
     lecture and carefully studied the posted figure.  (b)  I read all of the material posted on-line for today's
     lecture and briefly looked at the posted figure.  (c)  I glanced over the materials posted on-line for today's
     lecture.  (d) I did not look at the materials posted on-line for today's lecture. (a) 1 point, (b) ⅔ point, (c) ⅓
     point, (d) 0 points.

2.  "Celestial sphere" is another name for the (a) earth's atmosphere, (b) earth, (c) sky, (d) sun.

          3.  Which of the following is not a great circle?  (a) Arctic Circle, (b) ecliptic, (c) equator, (d) horizon, (e) a line
     running straight north from some point on the earth which passes through the north pole, continues on around
     the earth through the south pole and then back around to the original point.

          4.  Which of the following is a latitude-like coordinate?  (a) altitude,  (b) azimuth, (c) hour angle, (d) right
     ascension, (e) all of the preceding, (f) none of the preceding.

          5.  From what locations on the earth would the astronomical horizon coincide with the celestial equator?  (a)
    anywhere on the equator, (b) the poles, (c) everywhere, (d) nowhere.