If a football player plays baseball for a day and a baseball player plays football for a day. which player would be better? ?

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

What object a collides with object b and bounces back its final momentum is?