Kerosene floats on water why?​

as kersosene has more refractive index than water , it is optically denser . The mass density of kerosene is less than water , so kersosene drops will float in water , when both are mixed.

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Mrk me brainilist

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.

explanation:

considering the bohr theory, the type of connection that requires the transfer the answer conuldn't be right