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VAN DE GRAFF Generator By Gary Zhong
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What is an ATOM?
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What is an atom made of? 1. Protons: positive charge
2. Electrons: negative charge 3. Neutrons: no charge
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Analogy: Planets orbiting the sun
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Where are the basketballs and tennis balls located?
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“Like charges repel, opposite charges attract”
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Glass rod and silk cloth demo
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Hair and comb demo Combing your hair moves electrons from your hair to the comb The comb will now have an electric static charge
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What is a Van de Graff Generator?
The basic fundamental principle behind this apparatus is separating opposite charges at both ends of the rubber belt
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Key Materials Motor Belt Metal sphere Rollers and Brushes
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How it works!
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Zoom in on our hair
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Hair raising demo
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Electric spark demo
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Has anyone felt a shock on dry winter days?
THE SAME PRINCIPLE APPLIES
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Thank You
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