Kassidy is driving her 1,000 kg car at 15 m/s when she sees traffic ahead and brakes to slow down to 3 m/s. What was the change in momentum for her car?

What was the impulse exerted on her car?
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yup its correct its: c) b b

the displacement produced by the body.  

the amount of force subjected to the body.  

the angle between the direction of force and displacement

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2