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Materials Similar to IOPSpark: Many students have difficulty predicting the direction of the force in electromagnetism

• 57%: IOPSpark: Many students are unable to accurately represent a magnetic field using field lines
• 46%: IOPSpark: Many students are slow to adopt the idea of magnetic poles
• 41%: IOPSpark: Some students conflate magnetic and electrostatic effects
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• 26%: IOPSpark: Misconceptions Collection
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