Why Do You Sneeze?
Usually you sneeze to get rid of an irritation in the air passage of your nose. Various things can cause a sneeze. You may have dust up your nose, or you may have...
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Why Can We See Our Breath on a Cold Day?
Why Can We See Our Breath on a Cold Day? When you exhale when it’s cold outside, the water vapor in your breath condenses into lots of tiny droplets of liquid...
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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 Can’t You Taste Food When You Have a Cold?
Why Can’t You Taste Food When You Have a Cold? Food loses some of its taste when you have a cold because you can’t smell the odor of the food. Many foods...
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