The fundamental force that is the principal cause of what we experience as friction is the
A) gravitational force.
B) electromagnetic force.
C) weak force.
D) strong force.

Question

Quizplus · Accepted Answer

Electromagnetic force is the principal cause of friction. It occurs between two surfaces in contact and it opposes the motion or attempted motion between them. This force is caused by the irregularities or bumps on the surfaces that resist motion when trying to slide or move over each other.

The Fundamental Force That Is the Principal Cause of What