8th Grade Ch. 3 Sec. 1 What is Electromagnetism?
6th Grade Ch 3 Sec 1 What Is Electromagnetism
Unit 13 Magnetism Add a slide like fig 36.13 from the applied book. bend a wire into a loop, the field lines are concentrated in the center. Add more loops.
Ch20 Magnetism. Metal or Magnet. What is the difference? Which of the metal bars below is a magnet? Now, let us take a closer, microscopic look. Each.
