Static Electricity (Balloons)

Type of activity: demo
Activity code:  E-018


Description:

Setup:
1. Use sewing thread 
2. Keep balloons about 6' above floor for easier viewing 
3. Fill balloons with about 20% helium to make it lighter 
4. If balloons are too light add masking tape to bottom 

To demonstrate electrostatics:
1. Rub each balloon with cat's fur 
2. Charge large ebonite rod / pad with cat's fur 
3. Rub glass rod with silk 
4. Show positive charges attract"

 

 

Site

Apparatus

Balloons
String
Fur
Rubber Rod
Polyester/Silk
Glass Rod (solid)
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