nouhakessou nouhakessou
  • 23-09-2022
  • Physics
contestada

A rock is dropped into a river from a bridge 43.9 m above the water. Another
rock is thrown vertically down 1 second later. Both hit the water at the same
time.
a) What is the initial speed of the second rock?
b) Plot velocity vs time for each stone on the same graph. Point out relevant
features.

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