Question

3. Raju lives in USA. He went to Pune during his summer vacation to meet his grandparents
Uncle and aunt. He made few observations in their home and wondered about the
arrangement. Help him understand the reason.
a. At grandparent's home he saw that ventilators are provided near ceilings in each room.
Why is it so?​

Answer 1

Answer:

Ventilators are provided near ceilings in the rooms of our houses because the air we breathe out is warm and rises out of the room through the ventilators. Cool fresh air rushes into the room through the doors and windows.

Explanation:

Hope it helps you