Wednesday, May 5, 2010

STATIC ELECTRICITY



STATIC ELECTRICITY!
(photo credits: by Ryan Esguerra)
Procedure:
1. Stretch out the balloon so it expand easily
2. blow up the balloon and tie the end.(make sure the balloon is big enough)
3. rub the balloon on a person's head and slowly lift the balloon. you will see the static electricity between the hair and the balloon.




SCIENCE!
So what does all this have to do with static shocks? Or static electricity in hair? When you rub the balloon one ones head, it rubs against your hair. Electrons move from your hair to the balloon. A static charge builds up and now each of the hairs has the same positive charge. Remember, things with the same charge repel each other. So the hairs try to get as far from each other as possible. The farthest they can get is by standing up and away from the others. And that is how static electricity causes a bad hair day!

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