Describe the effects of the unbalanced forces on each of these objects. - A bicycle is moving in a straight line. There is an unbalanced force
opposite to the direction the bicycle is moving.

- A car is moving in a straight line. There is an unbalanced force in
the same direction as the car is moving.

- A ball is moving in a straight line. There is an unbalanced force
sideways to the direction the ball is moving.

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

The air that we breath is made mostly of which gaseous molecule

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.