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18 votes
18 votes
A ball falls off the roof and accelerates downwards at a rate of -9.8 m/s^2. If it falls for 2.7 seconds, what displacement will it

move?

User Munawar
by
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1 Answer

15 votes
15 votes

Answer:

Step-by-step explanation:

Assuming the roof is origin and UP the positive direction

d = ½at²

d = ½(-9.8)2.7²

d = -35.721

d = -36 m

User ScheuNZ
by
2.6k points