Question

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 a big balloon near to the flowing water. All the children were very happy to see this little magic. Everybody praised Shreya.
(A)How do balloons stick to walls?
(B)How Shreya bent the water stream by bringing a big balloon near it and without touching it?
(C)What values of Shreya are shown here?

Answer 1

Explanation:

(A) Shreya sticked balloons to the wall by just rubbing them in her clothes.

(B) Shreya bent the water stream from a tap without touching it. She did so by bringing a big balloon near to the flowing water.

(C) As Shreya happyed all the children to see this little magic. Everybody praised Shreya.

Answer 2

Answer:

(a) On rubbing the balloon with hair or clothes, it acquire negative charges. The negative charges are attracted to the positive charges on the wall and balloon sticks to the wall.

(b) Negative charge on the balloon attracts positive charge on water molecules. Thus, bent the water molecules.

(c) Shreya is dutiful, friendly with scientific aptitude.