What Causes Sounds?
What Causes Sounds? All sounds are made by vibrations. Lightly place your fingers on your throat, and speak. The buzz you feel is your vocal cords vibrating. Stretch a...
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Is There Any Difference Between Fog and Clouds?
Is There Any Difference Between Fog and Clouds? No – fog is actually a cloud which lies close to the ground. Clouds form wherever the air cools below the dew...
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How Do Fish Maintain Buoyancy?
How Do Fish Maintain Buoyancy? Fish live in a three-dimensional environment. Instead of just worrying about moving forward, backward and to the sides, fish must also...
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What Makes a Bell Ring?
What Makes a Bell Ring? A bell is like a metal cup with a clapper hanging inside. When the clapper strikes the bell, the bell vibrates rapidly. (If you gently put your...
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What Causes the Ring Around Moon?
What Causes the Ring Around Moon? We can sometimes see a big ring of light around the moon. A ring around the moon is caused when the moon shines on thin clouds made of...
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