The table shows the changes in velocity for several different cars. Each change takes place over a 10-second interval. Which cars are either
speeding up or slowing down?
Car A
Car B
Car C
Car D
Car E
Starting Velocity
30 km/h
0 km/h
30 km/h
0 km/h
20 km/h
Ending Velocity
30 km/h
20 km/h
0 km/h
0 km/h
30 km/h