3. During liftoff, a space shuttle accelerated to a speed of 862 m/s in 75 seconds. What was the
average acceleration of the astronauts in the space shuttle with respect to the shuttle during
liftoft?
A 0 m/s2
B. 9.8 m/s2
C. 11.5 m/s2
D. 19.6 m/s2
Motion and Momentum (COPY)