nevaeh69 nevaeh69
  • 20-09-2018
  • Physics
contestada

a ball is dropped from rest at a 80m above the ground. How long does it take for it to reach the ground ?

Respuesta :

osprey2015
osprey2015 osprey2015
  • 22-09-2018

high=1/2 a t^2

a about 10 ... 9.81

4secs

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