Image:Radarops.gif

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Principle of radar: The radar emits a burst of energy (green). If the energy strikes an object (rain drop, bug, bird, etc), the energy is scattered in all directions (blue). A small fraction of that scattered energy is directed back toward the radar.

Principe du radar: émission d'une impusion dònde radaio très intense mais brève, l'énergie frappe une cible et un petite portion de l'énergie est retournée au radar.

Source: from NOAA web site

Public domain This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration.

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The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
  • Radar
  • Wikipedia:Featured picture candidates/Radar
  • Wikipedia:Featured picture candidates/January-2007
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