Thread: The center of the mass

The center of the mass of an object must always be located where the physical material of the object is located.

a) true
b) false

Hello, babygirl!

The center of the mass of an object must always be located
where the physical material of the object is located.
. . . . . . a) true . . . b) false

False.
Consider the center of mass of a hollow sphere, or a donut, or a horseshoe.

Originally Posted by babygirl

The center of the mass of an object must always be located where the physical material of the object is located.

a) true
b) false

b) False.

No pictures, sorry! Consider a thin ring. Where is the CM? It's at the center of the circle formed by the ring, where there is no mass.

-Dan