can u answer 13 and 14
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no...................
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answer-13
u = 0
v = 49 m/s
t = 5 second
a = ?
at = v - u
a = 49/5
a = 9.8 m s^2
answer- 14
because the shape of the feather allows it to endure way more air resistance than the tennis ball, it takes much longer to fall to the ground.
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