37.) a ball is thrown nearly vertically upward from a point near the corner of a tall building. it just misses the edge on the way down, and passes a point 50.0 m below its starting point 5.0 s after it leaves the throwers hand. (a) what was the initial velocity of the ball? (b) how high did it rise above its starting point? (c) what were the magnitude and direction of its velocity at the highest point?

What produces light and all other electromagnetic waves? a) the photoelectric phenomena b) heated metals c) charged particles d) radioactive samples (pls explain if you can : )

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

Convection currents are caused by differences in what two things?