Question

If you rub a balloon on a piece of fabric or carpeting and then hold it against your head, your hair can stand on end.  Use what you have learned in this lesson to explain why this happens.

Answer 1

I believe this happens because when you rub the balloon on the carpet or fabric, the connection or contact of that jumbles up the atoms and they receive the energy which makes your hair as the question said 'stand on end' 

Answer 2

So when you rub a balloon on a piece of fabric or carpeting and then hold it against your head it has static electrocute that causes your hair to stand on end