Create hypotheses stating what you think the results of this experiment will be. how will the momentum of the balls after the collision compare to the momentum before the collision? what differences can you expect between inelastic and elastic collisions? support your hypotheses with your knowledge of momentum.

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

What is the weight of a 8-kg substance in n, kn, kg·m/s2, kgf, lbm·ft/s2, and lbf?

Which of the following best describes the circuit shown below?