What Are Sun Dogs and How Do They Form?
What Are Sun Dogs and How Do They Form? The bright, colored areas of light beside the Sun are known as sun dogs (sundogs). They’re often approximately 22 degrees...
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What Is Fertilizer?
What Is Fertilizer? Plants need six basic nutrients to survive: carbon, hydrogen, oxygen, nitrogen, phosphorus, and potassium. The first three — carbon, hydrogen, and...
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What Makes Thunder?
What Makes Thunder? A bolt of lightning is a big electric spark. During a thunderstorm, electrical charges are built up in the clouds. When the charge becomes strong...
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What Makes the Bubbles Form When Water Boils?
What Makes the Bubbles Form When Water Boils? When you boil water in a tea-kettle, you heat it to the point where it changes from a liquid to an invisible water gas...
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How Does Dew Form?
How Does Dew Form? On clear summer mornings the grass is often wet with dew. Dew is liquid water droplets that form on grass, spider webs and other things in the early...
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