Three balls labelled 1, 2, and 3 fly off of the Leaning Tower of Pisa with the trajectories shown below. Ball 1 is launched horizontally from the top floor which is 40m, above the ground, while ball 2 is launched horizontally from the middle floor which is 20m, above the ground. Ball 3 is dropped from the middle floor. We can ignore air resistance. Rank air time

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f