A bullet is dropped into a river from a very high bridge at the same time as another bullet is fired straight downward from a rifle. Neglecting air resistance, the acceleration just before striking the water is
A) greater for the dropped bullet.
B) greater for the fired bullet.
C) the same for each bullet.
D) none of the above
Question 2
The muzzle velocity of a bullet fired from a new rifle is 100 m/s. Neglecting air resistance, at the end of one second a bullet fired straight up into the air will have traveled a distance of
A) (100 - 5) m.
B) (100 + 5) m.
C) 100 m.
D) 5 m.
E) none of the above
Wahkeena Falls at Columbia River Gorge in Oregon in the autumn.
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