Types of Electromagnetic Waves

• What type of waves are electromagnetic waves?

  Transverse waves
• What do electromagnetic waves transfer from their source?

  Energy
• What do electromagnetic waves travel through?

  A vacuum or air
• What forms a continuous spectrum of electromagnetic waves?

  • Electromagnetic waves grouped by wavelength
  • All types of electromagnetic waves travel at the same velocity
• How are electromagnetic waves grouped?

  By their wavelength and frequency
• What happens to the groups of electromagnetic waves as wavelength decreases?

  They go from long to short wavelengths
• What are the groups of electromagnetic waves from long to short wavelength?

  1. Radio waves
  2. Microwaves
  3. Infrared
  4. Visible light (red to violet)
  5. Ultraviolet
  6. X-rays
  7. Gamma rays
• What portion of the electromagnetic spectrum can our eyes detect?

  The visible light portion
• What type of waves are radio waves?

  Long wavelength electromagnetic waves
• What type of waves are microwaves?

  Electromagnetic waves with shorter wavelengths than radio waves
• What type of waves are infrared waves?

  Electromagnetic waves with wavelengths longer than visible light
• What type of waves are visible light waves?

  Electromagnetic waves that can be seen by the human eye
• What type of waves are ultraviolet waves?

  Electromagnetic waves with shorter wavelengths than visible light
• What type of waves are X-rays?

  Electromagnetic waves with very short wavelengths
• What type of waves are gamma rays?

  Electromagnetic waves with the shortest wavelengths
• What is the frequency range of high-frequency electromagnetic waves?

  High frequency
• What is the frequency range of low-frequency electromagnetic waves?

  Low frequency