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27 Nov 2019
1)A student throws a ball vertically upward such that it travels6.9 m to its maximum height,If the ball is caught at the initialheight 2.1 second after being thrown, what is the ballâs averagespeed and average velocity?
2)During liftoff, a hot-air balloon accelerates upward at a rate of2.9 m/s2 , The balloonist drops an object over the side of thegondola when the speed is 14 m/s ..How long does it take to hit theground?
1)A student throws a ball vertically upward such that it travels6.9 m to its maximum height,If the ball is caught at the initialheight 2.1 second after being thrown, what is the ballâs averagespeed and average velocity?
2)During liftoff, a hot-air balloon accelerates upward at a rate of2.9 m/s2 , The balloonist drops an object over the side of thegondola when the speed is 14 m/s ..How long does it take to hit theground?
26 Jun 2023
Keith LeannonLv2
10 Apr 2019
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