Question

Riya's mother felt hot and humid preparing food for the family. She asked Riya to switch on the exhaust fan. But she was still sweating. Riya remembered her teacher had explained that the exhaust fan should be at a considerable height. Thus, she asked requested her parents to shift the exhaust fan little higher
I) Why do you think the exhaust fan should be at considerable height?
ii)Which values do we learn from Riya?​

Answer 1

Explanation:

hot air rises up faster than cold air so if the exhaust fan will be at a considerable height then it will steadily allow the passage of hot air

and hence the environment will be cool