Mr. Hicks stands on top of the roof and drops water balloons at passing students. He misses with one and the balloon bursts on the pavement below, 1.84 seconds later. Whát was the velocity of the balloon just before it hits the pavement? How far did the balloon drop? (show work)

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.

Immediately upon reaching its lowest point, a falling pendulum bob has its greatest amount of energy, which is the initial amount of potential energy. a. heat; less than b. heat; more than c. kinetic; less than d. kinetic; more than

Observations show that interstellar clouds can have almost any shape and