anonymous
  • anonymous
A ball is released from a hot air balloon moving downward with a velocity of -10.0 meters/second and a height of 1,000 meters. How long did it take the ball to reach the surface of Earth? Given: g = -9.8 meters/second2.
Physics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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imqwerty
  • imqwerty
so initial velocity of ball=initial velocity of balloon =-10m/s acceleration=-9.8m/s^2 distance=1000m apply \[s=ut+\frac{ 1 }{ 2 }at^2\] s=distance u-initial velocity a=acceleration t=time plug them in and u'll get a quadratic in t solve it to get t

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