One ball is dropped vertically from a window while a second identical ball is thrown horizontally. Ignoring air friction, which one has a greater speed? Which has more kinetic energy? Which has the greater change of potential energy?

Which types of electromagnetic waves have higher frequencies than the waves that make up ultraviolet light? check all that apply. radio waves infrared light microwaves gamma rays visible light x-rays

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?

On your wedding day your lover gives you a gold ring of mass 3.67 g. 48 years later its mass is 3.44 g. on the average how many atoms were abrated from the ring during each second of your marriage? the atomic mass of gold is 197 u. don't enter units