Question

what is mean by buoyancy why does an object float or sink when placed on the surface of a liquid​

Answer 1

When a body is partially or completely immersed in liquid , it experiences an upward force due to the liquid called buoyant force

Due to its high or low density than water

Answer 2

the upward force exerted by water when object is partially or wholly immersed in it is called buoyancy.

when density of object is more than water it will sink, if density is less of equal to water it will float.

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