0.05 kg bullet is fired to the north from a 4.0 kg rifle that is initially at rest. The
bullet leaves the rifle with a momentum of 20 Ns. Determine the total momentum of the bullet-and-rifle before the bullet is fired?

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers distance

Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.