What Are the Northern Lights?
What Are the Northern Lights? People in northern countries sometimes see colorful displays of flickering, glowing light in the night sky. This colored glow is the...
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What Is the Electoral College?
The Electoral College is a process, not a place which consists of the selection by a group of electors who officially choose the president and vice president of the...
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Why Do Snakes Always Stick out Their Tongues?
Why Do Snakes Always Stick out Their Tongues? The snake’s forked tongue is a very delicate sense organ. That tongue is to smell you, not to harm you. As it...
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How Do Squirrels Find the Nuts They Hide?
Actually squirrels fail to find many of the nuts they hide. If neglected long enough, some of them sprout roots and shoots. The forgetful habits of the average squirrel...
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What Causes Seasickness?
What Causes Seasickness? Seasickness is a form of motion sickness characterized by a feeling of nausea experienced after spending time on a ship. It is caused by the...
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Why Do My Muscles Grow Tired When I Exercise?
Why Do My Muscles Grow Tired When I Exercise? If you use your muscles for a long time when you exercise, a waste material called “lactic acid” collects in...
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Why Do Woodpeckers Peck on Trees?
Why Do Woodpeckers Peck on Trees? When a woodpecker pecks on a tree, it is usually searching for food. Using its strong, chisel-like bill, the woodpecker digs out...
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Why Does Your Stomach Rumble When You’re Hungry?
Why Does Your Stomach Rumble When You’re Hungry? The rumbling of your stomach when you are hungry is caused by the churning movements of the stomach muscles. When you...
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Why Do Indians Wear Feathers?
Why Do Indians Wear Feathers? Today, many American Indians wear feather headdresses for decoration on special occasions. The feather symbolizes trust, honor, strength,...
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When Did the People of Scotland Start Wearing Kilts?
When Did the People of Scotland Start Wearing Kilts? The word “kilt” is a derivation of the ancient Norse word, kjilt, which means pleated, and refers to clothing that...
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