Part A: A car moves with an initial velocity of 28 m/s due north. Find the velocity of the car after 6.7 s if it’s acceleration is 1.4 m/s2 due north. Part b: find the velocity of the car after 6.7 s if it’s acceleration is 1.5 m/s2 due south.

Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?

What sort of waves exhibit the doppler effect?

Hunter’s velocity was 4.5 m/s. at the end of his race, his velocity was the same. which best describes his movement? his movement stopped. his acceleration is zero. his time was constant. his acceleration was positive.