Animation 

Animation is the process of creating the continuous motion and shape change illusion by means of rapid display of a sequence of static images that minimally differ from each other. The illusion — like in motion pictures in general — is thought to rely on phi phenomenon.

12 basic principles of animation

1 Squash and stretch
2 Anticipation
3 Staging
4 Straight ahead action and pose to pose
5 Follow through and overlapping action
6 Slow in and slow out
7 Arcs
8 Secondary action
9 Timing
10 Exaggeration
11 Solid drawing

12 Appeal

Anticipation