Balanced and Unbalanced Forces

Force, Mass, and Acceleration

Action and Reaction Forces

Kinds of Forces

Contact Forces

Field Forces


Electromagnetic Forces

Encyclopædia Britannica, Inc.

Electromagnetic forces are the forces of electricity and of magnetism. Electricity and magnetism were long thought to be separate forces. Einstein’s theory of relativity confirmed that both are aspects of a common phenomenon. Electromagnetic forces are among the strongest of the fundamental forces and are far stronger than the force of gravity.

Electromagnetic forces are caused by electromagnetic fields. An electromagnetic field is the region that extends outward from a charged object. Fields can…

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Strong and Weak Nuclear Forces

Force, Area, and Pressure

Turning Forces