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
Striking examples where high surface area releases heat.
A herd of barren-ground caribou at the Thelon River. This subspecies is a long-distance migrant
Running time on 100-meter sprint for men and women master athletes increases with age. Source: Korho
High net primary productivity
The Columbia River Basalts
Estimated number of new HIV infections per year over time period in Canada