Ease out
Speeding up at the beginning of a motion is called an ease out. The impression of acceleration is created by gradually increasing the spacingSpacing is the distance an element travels between two frames of an animation. By increasing and decreasing the spacings... More between every passing frame.
This is seen from the perspective of that first keyframeA keyframe marks an important step within an animation like the start or end of a motion. In computer animation a keyfra... More: We are easingEasing describes how softly a motion starts and ends through acceleration and deceleration. This is achieved by graduadl... More out of it (not into the motion).
The opposite is called an ease inSlowing down at the end of a motion is called an ease out. The impression of deceleration is created by gradually decrea... More.
Ease out and ease inSlowing down at the end of a motion is called an ease out. The impression of deceleration is created by gradually decrea... More are part of the 12 principles of animation.