Question

What does an object float or sink when placed on the surface of liquid

Answer 1

Answer:

An object will float on the surface of water when it has density less than that of water because it always displaces more weight of water than its own weight, and as the buoyant force is more than its own weight, therefore it floats.

Explanation:

An object will float on the surface of water when it has density less than that of water because it always displaces more weight of water than its own weight, and as the buoyant force is more than its own weight, therefore it floats  .

Answer 2

Explanation:

when density of object is is greater than density of water then it sink in water

when the density of object is less than the density of water then it float on water