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: A '''magnetic field''' can be shown by placing a [[magnet]] under paper and then sprinkling iron filings on the paper.
: A '''magnetic field''' is strongest at the [[poles]] of the [[magnet]].
: When a '''magnetic field''' is drawn lines are joining the north pole to the south pole of the [[magnet]]. The arrows on the field lines point from north to south.
{| class="wikitable"
|-
|[[File:MagneticField.png|center|200px]]
|[[File:MagnetIronFilings.png|center|200px]]
|-
| style="height:20px; width:200px; text-align:center;" |The '''magnetic field''' lines point from north to south.
| style="height:20px; width:200px; text-align:center;" |[[Iron]] filings are a magnetic material so they can be used to show the '''magnetic field'''.
|}
===Examples===