While playing, Amit hit a wall. His forehead was swollen. Didi immediately folded a scarf (4-5 times), blew on it and kept it on Amit's forehead. Why do you think didi did this?

We blow to cool hot things as well as to warm them. Give examples of each.

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Solution

Didi blew warmer air from her mouth on the cloth to make the cloth warmer. This warm cloth reduces the swelling when put on the swollen portion of the head.

Example of cooling things by blowing air:

We blow air from our mouth to cool the food so that it can be eaten easily without burning our mouth.

Example of warming things by blowing air:

During winters we blow air from our mouth on our cool hands to warm them.

Disclaimer: This is a sample answer. The answer of the student may differ from this answer. Also the answer of one student may differ form the others. Students can answer this question based on their own experiences.

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While playing, Amit hit a wall. His forehead was swollen. Didi immediately folded a scarf (4-5 times), blew on it and kept it on Amit's forehead. Why do you think didi did this? We blow to cool hot things as well as to warm them. Give examples of each.

While playing, Amit hit a wall. His forehead was swollen. Didi immediately folded a scarf (4-5 times), blew on it and kept it on Amit's forehead. Why do you think didi did this?

We blow to cool hot things as well as to warm them. Give examples of each.