okdexter7094 okdexter7094

12-07-2022
Physics

contestada

A steel needle when placed carefully on water can be made to float.when the detergent is added to the water it sink.explain the observation

Respuesta :

12-07-2022

Answer:

The surface tension of plain water can cause a needle to float.

Evidently, the addition of detergent to the water reduces the surface tension of the liquid causing the needle to sink.

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