Question

You throw a football straight up into the air with a speed of 12.2 m/s. How high does the ball go?

Answer 1

`7.6"m"`

Explanation:

Use `v^2=u^+2as`

This becomes:

`0=u^2-2gh`

`:.0=12.2^2-2xx9.8xxh`

`:.h=(148.84)/(2xx9.8)=7.6"m"`