You push a box with a force of 300 N for 5 meters. What is the work done on the box?

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

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.

The energy produced as a result of this flow of electrons from atom to atom is called