Geography, 31.12.2019 06:31 andreamartinez375
Suppose a parachutist is falling toward the ground, and the downward force of gravity is exactly equal to the upward force of air resistance. which statement is true?
a. velocity of parachutist must be zero
b. velocity of parachutist is not changing with time
c. the velocity of parachutist is increasing with time
d. velocity of parachutist is decreasing with time
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