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Hidden forces
made visible
YOU WILL NEED
→ bar magnet
→ block magnet
→ ball magnet
→ ring magnet
→ horseshoe magnet
→ box with iron powder
HERE'S HOW
1. Take all the magnets in turn and hold
them under the box with the iron
powder.
What do you observe? Can you recognize
different patterns?
Magnetic Force and Magnetic Fields |
27
EXPERIMENT 19
1
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