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How The Microwave Oven Works

Microwave ovens use various combinations of electrical circuits and mechanical devices to produce and control an output ..
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Basics Of Sound

Inside your ear is a very thin piece of skin called the eardrum. When your eardrum vibrates, your brain interprets the v..
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Why Water And Oil Don't Mix

The water molecule is made up of two hydrogen atoms and one oxygen atom. Due to the ability of the oxygen atom to p..
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CD-ROM Data Encoding And Reading

The CD-ROM, like other CD adaptations, has data encoded in a spiral track beginning at the center and ending at the oute..
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How Compact Disks Work

A CD can store up to 74 minutes of music, so the total amount of digital data that must be stored on a CD is: 44,100 ..
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What Are Pixels

Pixels are dots used to display an image on a screen or printed matter. The words pixel is a blend of the words picture ..
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The Eye

Any understanding of the function of the human eye serves as an insight into how machine vision might be solved. Indeed,..
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Muscle Types Of Humans

There are about 650 muscles in the human body. Muscles are made of fibers that enable them to shorten and lengthen, p..
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How The Stocks And Stock Market Work

The stock market appears in the news every day. You hear about it any time it reaches a new high or a new low, and you a..
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Depletion Of The Ozone Layer

Up in the stratosphere, small amounts of ozone are constantly being made by the action of sunlight on oxygen. At the sam..
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How An Air Conditioner Works

Air conditioners and refrigerators work the same way. Instead of cooling just the small, insulated space inside of a ref..
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Planet Mars

Q) Why is Mars so cold? A) Mars is cold because it is much farther from the Sun than Earth. Because of this, Mars recei..
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