Marcus throws a ball Straight up in the air it reaches the highest point it’s upward motion turned and falls back to the ground at which point was the ball accelerating without changing speed

So what is the question

Rain is pulled by gravity which is a non contact force

The chemical reactions lab we did is typically called a "copper plating lab,  because the acid solution cleaned the pennies and made the copper look shinier;   the acid solution cleaned the paperclips and made them look like pennies;   &   the copper from the pennies was removed, and then added to the paperclips. 

Hello,the answers iron,  hope this