5. lt was Paheli’s birthday, her brother Simba was helping her to decorate the house for the birthday party and their parents were also busy making other arrangements. Following were the activities going on at Paheli’s home:
(i) Simba blew balloons and put them on the wall.
Identify whether this activity can be reversed not.

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Solution

The activity of blowing of balloons is a reversible change.
A change that can be reversed or can get back to its original state is called a reversible change.
A balloon can be reversed back to its original state by removing the air from it. Hence, this activity can be reversed.

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5. lt was Paheli’s birthday, her brother Simba was helping her to decorate the house for the birthday party and their parents were also busy making other arrangements. Following were the activities going on at Paheli’s home:
(iii) Paheli cut colourful strips of paper and put them on the wall with the help of tape.

Identify whether this activity can be reversed not.

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The activity of blowing of balloons is a reversible change.A change that can be reversed or can get back to its original state is called a reversible change.A balloon can be reversed back to its original state by removing the air from it. Hence, this activity can be reversed.

The activity of blowing of balloons is a reversible change.
A change that can be reversed or can get back to its original state is called a reversible change.
A balloon can be reversed back to its original state by removing the air from it. Hence, this activity can be reversed.