You can think of Pencil2D as an advanced version of Microsoft Paint but with dedicated animation features. Drawing tools are ...

Traditionally, 2D animation involved paper and transparent animation cells being photographed frame by frame by a film camera. Like all forms of animation this process is time intensive but it is ...

Two particles with different masses collide elastically. Show that in the centre-of-mass reference frame the final speeds of the two balls are the same as before the collision. In the centre-of-mass ...