Ruth throws a baseball straight up at 20.0 m/s. What is the ball’s velocity after 4.0 s?

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

this could be newton#'s law of cooling. the cooling curve is exponential

a. carbon monoxide from car exhaust

b.particulate matter, such as soot

c.water vapor from a factory smokestack

d.acid rain

these are the answer choices im on that question right now