You rub a balloon on a piece of carpet and the balloon becomes positively charged. which of following explains the positive charge on the balloon? electrons are transferred from balloon to carpet electrons are transferred from carpet to balloon protons are transferred from balloon to carpet protons are transferred from carpet to balloon

How would a small bar magnet be oriented when placed at position x?

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?

What happens when a rubber rod is rubbed with a piece of fur?