sentence: Magnetic fields give power to other particles that are touching the magnetic field.
sentences_before: The strength of a magnet has to do with the spaces between the magnetic flux lines. The closer the flux lines are to each other, the stronger the magnet is. The farther away they are, the weaker. The flux lines can be seen by placing iron filings over a magnet. The iron filings move and arrange into the lines.
concept_name: magnetic field
headings: Magnetic field
categories: Magnetism