Rigid Body Simulation (Tutorial By Blender Guru) will help u make it easier to understand the concept and if u want to use it u can A rigid body is an idealization of a body that does not deform or change shape. Formally it is defined as a collection of particles with the property that the distance between particles remains unchanged during the course of motions of the body. the act or process of simulating. 2 : a sham object : counterfeit. 3a : the imitative representation of the functioning of one system or process by means of the functioning of another a computer simulation of an industrial process. Andrew Price is the founder of Blender Guru, the free video tutorials for the open source 3D software, Blender. His goal is to help artists create better artwork with Blender. A tutorial, in education, is a method of transferring knowledge and may be used as a part of a learning process. More interactive and specific than a book or a lecture, a tutorial seeks to teach by example and supply the information to complete a certain task.