How Does a Cow Make Its Milk?
How Does a Cow Make Its Milk? Cow’s milk is made in a baggy organ called an udder, which hangs from the cow’s stomach. Part of a cow’s diet of grass and grain is used...
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Where Do Tears Come From?
Tears flow from glands under the eyelid. Even though we are not aware of it, there are tears in our eyes all the time – even when we’re not crying. Every time we blink,...
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Where Does Snow Come From?
Snow is a form of precipitation like rain and sleet. Snow forms in clouds when the air temperature up there gets below freezing. Water molecules come out of the air and...
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What Makes Clouds and Why Do They Change Their Shapes?
What Makes Clouds and Why Do They Change Their Shapes? Clouds consist of droplets of water or tiny crystals of ice that float in the air. Clouds form when warm air,...
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Why Do Beavers Build Dams?
There are two kinds of beavers: the American and the European. The European beaver, found in Norway, Poland, Germany and France, lives in burrows. Whereas the American...
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