What Is Radar?
What Is Radar? Radar, or radiolocation, as it was called in the early days, is the use of radio waves to find the whereabouts of aircraft or ships. Electromagnetic...
Read MoreWhat Is Radar? Radar, or radiolocation, as it was called in the early days, is the use of radio waves to find the whereabouts of aircraft or ships. Electromagnetic...
Read MoreWho Invented Radar? Heinrich Hertz in Germany calculated that an electric current swinging very rapidly back and forth in a conducting wire would radiate...
Read MoreWhat Causes Tidal Waves? A tidal wave is a regularly reoccurring shallow water wave caused by effects of the gravitational interactions between the Sun, Moon, and Earth...
Read MoreWhy Do We Hear the Sound of the Sea in a Seashell? Perhaps you have had the fun of holding an empty seashell close to your ear and imagining that you heard the sound of...
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