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Take two identical straws and

suspend one piece freely. Rub the
other straw with a piece of paper.
Bring the rubbed end of the straw
near the suspended one. What do
you observe from this activity. Can
you tell which type of force it is?

SCERT Class 8 Telangana, Physical Science Chapter 1 Force


The straw which is suspend let 'A'
The straw which is rubbed with a paper let 'B'
Straw A will Attract Straw B OR they will repulse each other
This Force is Electrostatic force .
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