Magnets and Motors

Magnets and Motors

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A a guide for teaching about magnets and motors through direct observation and experiments.LESSON 15 How Does a Motor Work? Overview Now that the students have learned what is inside a motor, they use the armature of the motor they disassembled in Lesson 14 to experiment with variables that have an effect on the motora#39;sanbsp;...

Title:Magnets and Motors
Publisher:National Academies - 1991-01-01


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