What Makes a Plant Bend Toward the Light?
Keep reading to find out. What Makes a Plant Bend Toward the Light? Plants usually bend toward the light because cells on the shaded side of a stem grow faster than the...
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What Causes Blisters?
What Causes Blisters? Blisters are usually the result of burns or continuous rubbing or chaffing of the skin. A blister may form when the skin has been damaged by...
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What Is the Largest Denomination of US Money Printed?
What Is the Largest Denomination of US Money Printed? The largest denomination of United States money ever printed was the $100,000 Gold Certificate of 1934 which...
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What Is Heat Lightning?
Heat lightning is simply the usual kind of lighting which is discharging beyond the horizon. The light from the distant flash reaches our eyes, but the thundering sound...
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What Is the Aurora Borealis?
What Is the Aurora Borealis? Aurora borealis is a spectacle of lights seen at night in the Northern Skies, especially in the arctic regions. Also, called the Northern...
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When Were Ice Cream Sundaes Invented?
When Were Ice Cream Sundaes Invented? Ice Cream sodas were invented almost 100 years ago in Evanston. Illinois, when selling soda was banned on Sundays. Ice cream sodas...
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Why Do You Shiver on a Cold Day?
Why Do You Shiver on a Cold Day? If the surface of your skin gets too chilly, skin receptors send signals to the brain, which sets into motion a series of warming...
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Is the Bald Eagle Really Bald?
If you get the chance to see a bald eagle in flight, it’s a magnificent sight to behold. Soaring high on currents of rising warm air, bald eagles can reach speeds in...
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How Does a Ballpoint Pen Work?
How Does a Ballpoint Pen Work? Inside a ballpoint pen is a little plastic or metal tube that holds a supply of ink. At the tip of the pen is a tiny ball which fits...
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How Does a Vacuum Bottle Work?
How Does a Vacuum Bottle Work? A vacuum bottle is a bit like a super-insulated jug. It works by insulating whatever is stored in it. A vacuum bottle (sometimes called a...
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