Commonly used gadgets /devices based on principal of newton's first laws of motion
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A space craft far from any source of gravity would need no thrust to keep it moving at a constant speed in a given direction.Once set in motion, it continues to move forever without propulsion since there is no friction in space.
The motion of ball falling down through the atmosphere
A space craft far from any source of gravity would need no thrust to keep it moving at a constant speed in a given direction.Once set in motion, it continues to move forever without propulsion since there is no friction in space.
The motion of ball falling down through the atmosphere
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