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Jeff is jogging at 6 m/s. He hears a dog bark and speeds up to 9 m/s over 1.5 seconds.What's his acceleration?
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20 votes
20 votes
Jeff is jogging at 6 m/s. He hears a dog bark and speeds up to 9 m/s over 1.5 seconds.What's his acceleration?

User James J
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3.0k points

2 Answers

10 votes
10 votes
Formula = v-v/t
=9-6 / 1.5
3 / 1.5
a= 2m|s^2
User Miniscule
by
2.8k points
18 votes
18 votes

Answer:

a= v-v÷t

= 9-6÷1.5

= 3÷1.5

a = 2m/s²

User Alex Marandon
by
2.6k points
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