Vary current, length, field strength, measure force – current balance
https://app.pivotinteractives.com/activities/59c2c9dfd298fc00187148b7/preview
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Vary current, length, field strength, measure force – current balance
https://app.pivotinteractives.com/activities/59c2c9dfd298fc00187148b7/preview
Helen rates this resource as Good