A raindrop was 18meters above the ground, falling straight down at a constant velocity. It took the raindrop 3seconds to fall half the distance to the ground. What was the raindrop's velocity?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)

There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out