"F = M x A" ???

PROBLEM IS WHAT IS MASS FOR YOU ???

FOR EINSTEIN GRAVITATION MASS = INERTIAL MASS ???

how many air will go to left or right side of rocket ?
( rocket = spaceship far away from gravitation )




child 1...ball --->....Child 2


Child 1...ball --->
..........^
........child2

What is more easy perpendicular push or opposite push
( where finger will feel lower resistance )
Why Aikido Fighters prefer perpendicular direction ???

Last edited by newton; 10/04/13 01:42 AM.