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Changing Fields

Eddy currents, Faraday's Law and Lenz's Law provide the connection between train brakes and and MRI machines in a lesson that asks teachers to provided the material needed so the pupils can understand the properties of changing magnetic fields.

3 Views 2 Downloads NGSS: Designed
Instructional Ideas

  • Assign videos on Faraday's and Lenz's Laws to watch before coming to class and do the problems during class
  • Provide additional problems and scenarios to work together as a class
Classroom Considerations

  • Set up the demonstrations ahead of time and test them to be sure they work as anticipated
  • The 11th part in a 14-part series

  • The lesson contains three demonstrations that illustrate Farraday's Law
  • The answer key shows the work required to arrive at the solution

  • No instructional directions are provided
Included Materials

  • Changing Fields Homework
  • Changing Fields Homework Answers
  • Project
  • Vocabulary