Question

The source of all magnetism is:

a
ferromagnetic material
b
tiny domains of aligned atoms
c
moving electric charges
d
tiny pieces of iron
Answered by GPT-4o mini
The source of all magnetism is:

**c. moving electric charges**

While ferromagnetic materials and aligned domains (option b) play a significant role in the magnetism of certain materials, the fundamental source of magnetism is the movement of electric charges.