Quiz 2

1. If the Earth did not have any atmosphere, what color would the sky be during the day?
a. Blue.
b. Yellow.
c. Red.
d. Black.

2. What is the azimuth of an object in the sky?
a. The horizontal direction of its location, clockwise from due North.
b. The vertical angle at which it is located above the horizon.
c. The North-South angle between the Celestial Equator and the object.
d. The East-West angle between the Vernal Equinox and the object.

3. What is an arcminute?
a. The distance a star covers in the sky in one minute.
b. One minute of time, as measured with a solar clock.
c. A very small angle, equal to 1/60-th of a degree.
d. The angle by which the Earth turns in one minute.
 

4. Have you taken astronomy before? (When?) Do you plan to take Astr 104 after 103?
 
 

5. What do you hope to get out of this course?