Question

On a hot sunny day why do people sprinkle water on the roof or open ground

Answer 1

On a hot sunny day, people sprinkle water on the roof or open ground , because of following reasons:

1. We know during the summer season , the rate of evaporation is high due to the more heat .

2., the evaporation cause cooling , hence to create cool environment , this is done so!!!

Answer 2

when water is sprinkled on the roof it evaporates bcs of the latent heat of vaporiasation which makes place cool