A square plate is produced by welding together four smaller square plates, each of side a. The weight of each of the four plates is shown to n the figure. Find the x coordinate of the center of gravity(as a multiple of a) answer in units of a. Part 2) find the y coordinate of the center of gravity as a multiple of a

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.