24-11-2014
Physics

Answered

You take a running jump off the end of a diving platform at a speed of 7 m/s and splash into the water 1.5 seconds later.

a.) How far horizontally do you land from your takeoff point?

b.) How high is the diving platform?

Verified Answer :

kongenoch kongenoch

24-11-2014

Part a

Just use v=d/t

d = vt
d = 7 x 1.5

For part b

Vf=Vi +at
Vf=0 + (9.8)(1.5)

d= ((Vi + Vf) /2) x t
d = ((0 + Vf) /2) x 1.5

In second equation, use Vf found in first equation

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