Question

Riya observed two scenes around her. Identify the correct classification of changes for the observations.

(i) Few children were inflating balloons.
(ii) Farmers were harvesting crops in their fields.

Answer 1

Reversible changes refer to only those changes that can be undone. Among the given options

1. Inflating balloons is a reversible change as once the air escapes out, the balloon comes back to its original shape and size. Hence, the change caused by inflating a balloon can be undone. [ 1 Mark]
2. Harvesting crops is an irreversible change as once the crops are harvested they cannot be planted back to grow.[ 1 Mark]