LearningCausesv1

A magnet attracts iron

A magnetic field aligns domains within a ferromagnetic material.

Output

The paper clip moves toward the magnet

Input

A permanent magnet brought near an iron paper clip

Input

A permanent magnet brought near an iron paper clip

The paper clip moves toward the magnet

Relationship

The external field encourages magnetic domains in the iron to align, producing a net attraction toward the stronger field.