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January 29, 2015

January 29, 2015

Posted by **Natalie** on Saturday, October 1, 2011 at 8:30pm.

- Physics -
**drwls**, Sunday, October 2, 2011 at 7:46amYou are going to have to show some work of your own.

V = 20 - 9.8 t

max height is reached when V = 0

Height above ground =

Y = 50 + 20t - 4.9 t^2

Y = 0 when it touches the ground. Solve for that t.

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