What Is Inflation?
What Is Inflation? Inflation is what happens when prices in a particular country rise so high and so quickly that they upset the nation’s economy. Prices may start...
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Why Do We Become Sea-sick?
Why Do We Become Sea-sick? We become sea-sick because our balancing organs, the labyrinthine portions of the inner ear, are disturbed by out-of-level movements, by...
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When Do People Stop Growing?
When Do People Stop Growing? People stop growing when their bones do, and that is usually between 15 and 25 years of age. Bones are made up of living tissue, composed...
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Why Does Skin Color Vary?
Why Does Skin Color Vary? People vary in the color of their skin because of a network of pigment-forming cells called melancoytes. This network is interspersed between,...
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What Makes Eyes Different Colors?
What Makes Eyes Different Colors? What a baby is going to look like depends on the 46 genes in his body cells. Half of these genes he inherits from his mother, and half...
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