What Causes Whirlwinds?
What Causes Whirlwinds? Whirlwinds are caused by the rising of an overheated layer of air close to the ground. Whirlwinds occur when the sun heats the air near the...
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Why Does Lightning Always Strike the Highest Object Around?
Why Does Lightning Always Strike the Highest Object Around? Lightning is usually attracted to tall structures. Lightning is an electric spark that tries to bridge the...
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Why Do Light Bulbs Have Glass Bulbs?
Why Do Light Bulbs Have Glass Bulbs? The glass bulb protects the light’s filament. Inside a light bulb, electricity passes through a thin wire called a filament....
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Why Do You Sometimes Get a Pain in Your Side When You Run?
Why Do You Sometimes Get a Pain in Your Side When You Run? The sharp pain that you sometimes feel in your side when you’re running is called a stitch. A stitch is...
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Where Do Puddles Go When They Dry Up?
Where Do Puddles Go When They Dry Up? When we say that a puddle has dried up, we mean that the water in it has evaporated. When water is exposed to air, some of it...
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