The water at the surface of swimming pool or lake being warmer due to

Radiation

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Convection

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Conduction

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Solution

The correct option is A Radiation
The surface water of a swimming pool or a lake is exposed to the sun. It receives sunlight in the form of radiation. This radiation supplies heat to the surface water and hence it becomes warm.

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The water at the surface of swimming pool or lake being warmer due to

The correct option is A RadiationThe surface water of a swimming pool or a lake is exposed to the sun. It receives sunlight in the form of radiation. This radiation supplies heat to the surface water and hence it becomes warm.

The correct option is A Radiation
The surface water of a swimming pool or a lake is exposed to the sun. It receives sunlight in the form of radiation. This radiation supplies heat to the surface water and hence it becomes warm.