The Electromagnetic Spectrum

The Electromagnetic Spectrum (EMS) is the classification of electromagnetic waves by energy. The Electromagnetic Spectrum consists of Electromagnetic waves. Electromagnetic waves have both electric and magnetic parts. It travels at the speed of light.

EMS

The EMS classifies from long wavelength/low energies to short length/high energies.Eletromagnetic SpectrumRadio Waves

The largest wave length lowest energy.

Example

  • AM/FM radio
  • TV signal
  • Cellphone Communication
  • Radar

Microwaves

Examples

  • Telecom
  • Microwave ovens

IR Infrared

  • Remote Control
  • Lasers
  • Heat detection and remote sensory
  • food warming (fast food)
  • physical therapy

Visible Light

Example

  • Human Vision
  • Rainbows
  • Visible Light

UV Light

Example

  • Skin tanning
  • stimulates vitamin D
  • kills bacteria
  • black lights
  • UV lasers

X-Rays

Example

  • Medical Imaging
  • Security Equipment
  • Cancer Treatments

Gamma Rays

Example

  • Cancer Treatment
  • Product if some nuclear decay

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