Car A traveled 1200 km in 8 h. Car B traveled 1100 km in 6.5 h. Car C traveled 1300 km in 8.3 h. Which car had the highest average velocity? How long would it have taken the slowest car to travel the same distance as the fastest car?

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.