In physics, motion is a change in position of an object with respect to time and ... motionless, immobile, stationary, or to have constant position.

A journey describes the motion of an object over time. A journey can be represented using a distance-time graph. The graph will show when an object is moving and when it is stationary. The graph ...

Motion is one of the most important features in the environment; the ability to predict the movement of objects in the world ... was embedded in bursts of stationary background noise resembling ...