Using the kinematic equation ;
vf²=vi²+2ad just rearrange for d;
vf²-vi²=2ad;
(vf²-vi²)/2a=d
Now plug the numbers in.
vf=24.2
vi=0
a=9.81=g
(24.2²-0²)/(2*9.81)=29.8 m.
Answer:
22
Explanation:
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Sound travels slower than light
Sound travels at around 1/3 km per second, while light travels around 300,000 km per second.
Also, this is the reason you see the lightning before you hear the thunder.
I hope this helped.
