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32
Compass needle
as bloodhound
YOU WILL NEED
→ bar magnet
→ compass
HERE'S HOW
1. Place the bar magnet on the table and
start by moving the compass very
slowly around it in a tight circle.
2. Then continue moving it around the
compass in larger and larger circles.
Keep your eye on where the needle is
pointing as you do this.
1
2
EXPERIMENT 23
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