Why Does Dew Fall Overnight?
Why Does Dew Fall Overnight? Dew is the result of condensation on the surface of the earth. At night the earth sometimes becomes colder than the air, and when water...
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Do Hippos Sweat Blood?
Sometimes the hippo’s thick hide becomes covered with pinkish dew. He looks to be sweating blood, but actually, this is not so at all. The big fellow spends about half...
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Why Do Drops of Moisture Form on a Cold Glass?
Why Do Drops of Moisture Form on a Cold Glass? The beads of moisture that form on a glass of ice-cold water on a warm day have nothing to do with the liquid inside the...
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Where Does Dew Come from?
Dew is moisture from the air that collects in drops on blades of grass. During the day, moisture from the earth evaporates into the warm air. But at night, the earth...
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What Causes Frost?
Frost or hoarfrost causes or occurs when air temperatures of the surface dip below freezing and ice crystals form on plant leaves, injuring, and sometimes killing,...
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