You now know that force isn't the cause of constant motion. Constant motion happens by itself ... This time it looks like the gain in velocity each second is about twice that when pulled by one spring ...

This is due to Newton’s first law: object will continue at a constant ... Force is applied by the vehicle’s brakes in opposite direction to motion. The force of friction between tyres and ...

and if so that must influence her motion and perhaps retain her in her orbit." This brainstorm (which some scholars suspect Newton may have invented late in life) ultimately led to his law of ...

He also worked on the law of universal gravitation and began forming his three laws of motion ... his second major work, Opticks, in 1704. After dedicating time to public affairs, Newton died ...

When Isaac Newton inscribed onto parchment his now-famed laws of motion in 1687, he could have only hoped we'd be discussing them three centuries later. Writing in Latin, Newton outlined three ...