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To demonstrate, "black surface absorbs m...

To demonstrate, "black surface absorbs more heat as compared to a white surface".
Apparatus - Materials :
Conical flasks, water, thermometer

Procedure :
`rarr` Take two conical flasks and paint one white and the other black.
`rarr` Fill water in the both flask.
`rarr` Place the conical flasks in direct sunlight for half an hour to one hour.
`rarr` Measure the temperature of the water in both conical flask with a thermometer.
In which ways this finding can be used in our daily life ?

Text Solution

Verified by Experts

Wearing black coloured clothes in winter and white colour clothes in summer.
White paint on the outer wall as well as white coating on terrace helps to maintain `2-3^(@)C` low temperature inside the house during summer.
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