physique chimie college lycee
CENTER of MASS MOTION

 

TRAJECTORY of the CENTER of MASS

CENTER of MASS: a particular and very simple motion

 

 

Description: There is a particular point whose movement is simpler than that of the others. Study from the motion of a solid in the field of gravity (and whose center of inertia is not in the middle) by flash animation - For a small body, and for a uniform gravity field, the center of inertia and the center of mass are confused with the center of gravity.

Definition
Center of mass :  We call center of mass (If the gravitational field is assumed to be uniform, here is also the center of gravity) of the material system S, the point G defined by

 

, with M ∈ S .


 

flash animation        .exe (Windows)        .app (Mac)

 

 

 

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