When a disturbed ball at the top of a hill could move in any direction, the system is said to be

Question

Quizplus · Accepted Answer

Symmetry breaking occurs when a system that is initially symmetric evolves into a state that is not symmetric. In the case of the ball at the top of the hill, the system is initially symmetric because the ball could move in any direction. However, once the ball is disturbed, it will start to move in a particular direction, breaking the symmetry of the system.

When a Disturbed Ball at the Top of a Hill