A 800 kg car decelerates from an initial velocity of 15 m/s to a skidding stop. If the coefficient of kinetic friction is 0.200, how long are the skid marks?

answer; how far out of place which the object finished relative to the starting location;

there are no components of a physical goal mentioned on the list of choices that you've provided.

the doppler effect is used by weather forecasters to measure 

moving clouds