What Causes the Mists above Lakes and Ponds?
What Causes the Mists above Lakes and Ponds? The mist that may be seen above ponds and lakes on cold winter mornings and clear summer nights is sometimes called steam...
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Why Do Clouds Change Shapes?
Why Do Clouds Change Shapes? Clouds change their shapes because parts of clouds evaporate when they come into contact with warmer air. A cloud is a mass of condensed...
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What Is Humidity?
Humidity is the amount of moisture, or water vapor (water in the form of a gas) in the air around us. There is always some water vapor in the air. It evaporates from...
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Where Does the Wax Go When a Candle Burns?
Where Does the Wax Go When a Candle Burns? The wax that doesn’t drip down the side of a burning candle turns into a gas that produces the bright flame. When the...
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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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