Magnetism

• Iron filings


  • Align themselves along the magnetic field lines
  • Reveal the shape of the magnetic field
• No - iron filings gathered at the poles
• Magnetic field pattern of a bar magnet

  N (stronger) <- S
• Magnetic field lines:
• Magnetic field lines

  1. Run from North to South

  2. Never cross

  3. Denser where the field is stronger