Velocity - It describes the speed and direction of an object., Speed - It refers to how fast or slow an object moves., Acceleration - It tells how fast an object or a body changes its velocity, Displacement - It refers to the object's overall or net change in position., Motion - It is the change in position over an interval of time with respect to a reference object. ,

排行榜

视觉风格

选项

切换模板

恢复自动保存: