motion/forces By sciencebatman Jan 1, 1656 Motion It would be hard to live without moving. Jan 1, 1756 Motion The formula for speed is s=d/t Jan 1, 1785 Motion/Force electrical energy/the vechicles Aug 15, 1795 Motion formula for excelloration: a=vf-vo/t Jan 1, 1799 Motion decelloration is always negative