Question

when we can say that body is in motion,who discovered parmanu​

Answer 1

Answer:

when we can say that body is in motion

we can say a body is in motion by its position, speed, direction, and acceleration. An object is moving if its position relative to a fixed point is changing. Even things that appear to be at rest move

who discovered parmanu

Sir Isaac Newton

They were first compiled by Sir Isaac Newton in his work Philosophiæ Naturalis Principia Mathematica, Newton's three laws are: A body either is at rest or moves with constant velocity, until and unless an outer force is applied to it.