Electromagnetic Spectrum – Waves


Engineering Studies – H4 Telecommunication – Electricity

This topic covers the concept of transverse and longitudinal waves. Features such as describing wave length, frequency, amplitude and key concepts.  The electromagnetic spectrum is highlighted in this topic.

Key Concepts

  • Wave types, energy transfer – including light waves and reflection
  • Wave lengths, frequency and amplitude
  •  Mediums and propagation of waves
  • Applications of waves
  • The electromagnetic spectrum of waves

Discussion Questions

  1. Explain the difference between longitudinal and transverse waves.
  2. Discuss various properties of wave types such as water, sound, radio, and light.
  3. Explain the term ‘electromagnetic spectrum’.
  4. What are two features of a ‘wave’?
  5. Name 7 categories of waves on the spectrum based on wave length.


Waves - Electromagnetic spectrum - Expertmathstutor- YouTube
Spectrum explained
The spectrum
Electromagnetic Waves - Australian National University - meriSTEM