Q:21 -A) On Lokesh's birthday Shreya was given charge to amuse children with
some little tricks. Shreya sticked balloons to the wall by just rubbing them in her
clothes. She bent the water stream from a tap without touching it. She did so by
bringing big balloon near to the flowing water. All children were very happy on
seeing this little magic. Everybody praised Shreya.(i) How do balloons stick to
walls? (ii) How Shreya bent the water stream by bringing a big balloon near it and
mutualues of Shreya is shown here? (3Marks) (B) The
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Answer:
All due to friction
Explanation:
See what happens is that when you are rubbing a balloon it produces friction and after which it produces a small amount of static electricity and so it attracts water and brings towards it.
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