A race car is moving with a velocity of 144 kilometers/hour. The driver applies the brakes, and the car comes to a halt in 12.0 seconds. What is the average acceleration of the car during those 12.0 seconds?

Answer 1

what grade are you in

Answer 2

11th

Answer 3

ohh, bye i'm in 8th- sorry

Answer 4

I'll help you Jason.
the formula is a = F / m
Force (F) = 12 and Mass (m) = 144,
a = 12/144
a = 0.08
( A is Acceleration)
You're welcome!

Answer 5

thx but the awnser for me to choose from are:

A.
–12.0 meters/second2
B.
–3.3 meters/second2
C.
3.3 meters/second2
D.
10.3 meters/second2

Answer 6

I would say the answer is A because 144 is 12×12 or 12 squared (12^2)

Answer 7

thank tyou

Answer 8

You're welcome :)

Answer 9

no u