https://www.khanacademy.org/science/uk-science-class-9/xf380c3619fa88f74:in-in-force-laws-of-motion 2026-01-14T04:16:19.63113752Z Force & laws of motion Is a force needed to keep things in motion? What does a force do? Do things always move in the direction of the push? Answers to these questions might seem pretty common sense at first, but they aren't. In this chapter, we will explore answers to these questions rediscover Newton's laws of motion. unit