1. Newton's laws of motion describe how objects move.
牛顿的运动定律描述了物体如何运动。
2. A car moving on a highway is an example of motion.
汽车在公路上行驶是一种运动。
3. The Earth orbits the Sun, which is a form of motion.
地球绕着太阳公转,这是一种运动。
4. An object at rest has no motion.
物体静止时没有运动。
5. Wind causes leaves to move, which is a form of motion.
风带动树叶摆动,这是一种运动。