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Unit Overview: Magnetism

Lessons:

13 lessons

Magnetism

This lesson explores the rules of magnetic attraction, how some materials are magnetic and others not and how to investigate the relationship between the strength of a magnetic field and the distance from a magnet.

  • 1 Quiz
  • 16m Video
  • Presentation(PPT)
  • Worksheet
  • Transcript

Transformer equations

In this lesson we explain how the ratio of potential differences across the two coils depends on the ratio of turns and carry out calculations linking both transformer equations and relate to advantages of power transmission at high potential differences.

  • 2 Quizzes
  • 34m Video
  • Presentation(PPT)
  • Worksheet
  • Transcript