v = 43 - 0.28a
so, what is a if v=0?
A hailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after hitting water. What is the magnitude of its acceleration in the water?
a. 12 meters/second2
b. 1.5 × 102 meters/second2
c. 78.6 meters/second2
d. 6.5 × 10-3 meters/second2
2 answers
a. 12 meters/seconds