Advanced Problem 3

[hatemT]

Which of the following is true
a)If a car is traveling eastward its acceleration is eastward.
b) If a car is slowing down, its acceleration must be negative.
c) A particle with constant acceleration can never stop and stay stopped.

[Asa7be Wawa]

Answer is B

[hatemT]

Wrong I'll giev you another chance , before Answering
Try Again
CONCENTRATE

[hatemT]

The driver of a car slams on the brakes when he sees a tree blocking the road. The car slows uniformly with an acceleration of 5.60 m/s2 for 4.20 s, making straight skid marks 62.4 m long ending at the tree.
With what speed does the car then strike the tree?

[BaSiL NaSR]

Hi i think they are all true

[kimo_medo2008]

Answer is b , c

[c.ronaldo122]

Answer is B