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One come in direct contact with micro, radio, radar, infrared and visible waves.

What is electromagnetic spectrum?

The electromagnetic spectrum consists of the range of all types of EM radiation. Radiation is packet of energy that travels and spreads out. It has radio waves, infrared waves and visible light waves, ultraviolet rays and microwaves.

They possess high energy even to penetrate deep within the material. electromagnetic spectrum has longer wavelength and less frequency.

Everyday life is completed by artificially made electromagnetic radiation:

  • Daily food is heated in microwave ovens using micro waves.
  • The airplanes are guided by radar waves,
  • The  televisions receive radio waves transmitted by broadcasting stations, and
  • infrared waves used by heaters provide heat.

Thus, we come in direct contact of the waves in electromagnetic spectrum.

Learn more about electromagnetic spectrum.

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