Sprint 18 · Chapter 4

Magnetic Effects & Electromagnets

Understand that electric current produces a magnetic field, and learn how to construct and strengthen an electromagnet.

1. 1Invisible Forces in Wires
2. 2Image Block
3. 3Check Your Understanding
4. 4Building an Electromagnet
5. 5Image Block
6. 6Real World Power
7. 7Key Terms: Magnetic Effects
8. 8Mastering Electromagnets