At the top of the toss, all the KE has been converted to PE, so
1/2 mv^2 = mgh
or,
v^2 = 2gh
You are trying to find out how high you have
to pitch a water balloon in order for it to burst
when it hits the ground. You discover that
the balloon bursts when you have pitched it to a height of 17 m.
With what velocity did the balloon hit
the ground? The acceleration of gravity is
9.8 m/s
2
.
Answer in units of m/s
1 answer
1 answer