Balloon Hair Static
Hair stands up or paper jumps.
Teaching & key ideas
What you do: Rub balloon and hold it near hair or tissue bits.
What students see: Hair stands up or paper jumps.
Why it works: Rubbing transfers charge; charged objects attract/push nearby charges.
Question to ask: How can the balloon pull without touching?
Lesson flow
Predict → demonstrate → observe → briefly explain → ask: How can the balloon pull without touching?