How Do Butterflies Get Their Color?
How Do Butterflies Get Their Color? The colorful patterns on a butterfly’s wings are formed by thousands of flat scales as fine as dust. The tiny scales overlap each...
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How Do Eyeglasses or Contact Lenses Correct Our Vision?
How Do Eyeglasses or Contact Lenses Correct Our Vision? If your eyes did not do their job, your eyesight would be fuzzy and blurred. People who have imperfect eyesight...
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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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Why Is Blood Red?
Why Is Blood Red? Blood gets its red color from a substance called “hemoglobin.” Hemoglobin has a molecule called a “heme” which has the metal...
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Why Does the Moon Appear Orange Sometimes?
Why Does the Moon Appear Orange Sometimes? Moonlight, before it reaches our eyes, passes through the Earth’s atmosphere. As the light travels through the dusty...
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