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Slowing down from such speeds takes distance. Flossie was cruising at a comfortable 70 m/s when she decided it was time for a visit with her pit-crew. If her acceleration is -4m…

Slowing down from such speeds takes distance. Flossie was cruising at a comfortable 70 m/s when she decided it was time for a visit with her pit-crew. If her acceleration is -4m…
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5 votes
Slowing down from such speeds takes distance. Flossie was cruising at a

comfortable 70 m/s when she decided it was time for a visit with her pit-crew. If
her acceleration is -4m/s how long will it take her to stop?

asked
User Prule
by
7.0k points

1 Answer

3 votes
SOLUTION
a= -4ms^-2
v= 70ms^-1
t = ?

Acceleration = velocity/time

Therefore time = velocity/acceleration
= 70/-4
= 17.5seconds
answered
User Tamie
by
7.8k points
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