A cannon shoots a cannon ball. The momentum of the cannon as compared to the cannon ball is: A. The same as the cannon ball
B. Greater than the cannon ball
C. Less than the cannon ball

Objects a and b are visible in the night sky. six months later they are still visible, but object b shows less parallax than object a. which object is closer? a. a b. b c. you would need to wait another six months in order to figure this out. d. you would need to know the objects' angular diameters in order to figure this out.