Celestial latitude is measured with respect to
the celestial equator
a) in degrees north or south.
b) in plus or minus degrees.
c) in radians north or south.
d) in astronomical units.
Question 2
A 0.60-kg object is suspended from the ceiling at the end of a 2.0-m string. When pulled to the side and released, it has a speed of 4.0 m/s at the lowest point of its path. What maximum angle does the string make with the vertical as the object swings up?
a. 61
b. 54
c. 69
d. 77
e. 47