VELOCITY, How fast and in what direction an object moves. It is a vector quantity., ACCELERATION, The rate at which the object's velocity changes over time., DISTANCE, The total path travelled by an object, regardless of direction. It is a scalar quantity., SPEED, The rate at which an object moves. It is a scalar quantity, meaning it only has magnitude (how fast something is moving) without direction..

排行榜

视觉风格

选项

切换模板

)
恢复自动保存: