Tag: acceleration
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FORCE AND PRESSURE
Force is a push or a pull on an object. It changes or tends to change the state of rest or the state of motion of an object by a push or pull. It cannot be seen, but its effect can be seen or felt. It is caused by an interaction. An interaction of one…
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Class 9th – Gravitation – FREE FALL
FREE FALL Whenever objects fall on the earth which is due to gravitational pull and this gravitational pull of earth which makes object fall towards it under this force alone is called as FREE FALL. When the object fall towards the earth, there will be no change in the direction of motion but as the…