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A rainbow is an optical phenomenon in meteorology.
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Hello, dear, rainbow is a natural phenomenon, which is formed by sunlight shining on raindrops, and then through refraction, reflection, refraction and other processes. When the dispersed color light is refracted and reflected through the raindrops, the light of different colors will be deflected at different angles, thus forming a dispersed spectrum, and the observer can see a semicircular rainbow at a specific angle and under certain conditions, and its center point is located in the opposite direction between the observer and the sun. The formation of the rainbow is the result of the light being refracted inside, reflected, and broken into the water droplets, and I hope my reply can help you.
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Hello, the rainbow is an optical phenomenon that is formed by the small water droplets that sunlight shines into the air with pulses, and through dispersion and reflection. When sunlight enters a water droplet, it is first refracted once, then reflected on the back of the water droplet, and finally refracted again when it leaves the water droplet, for a total of two refractions after one reflection. The refractive index of light of different wavelengths is different, the refractive index of red light is smaller than that of blue light, and the deflection angle of blue light is greater than that of red light.
Therefore, a rainbow is formed when sunlight enters the water droplets at an angle of 40 to 42 degrees and reflects back.
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Summary. Kiss I'm happy to answer for you The reason why the rainbow is formed is as follows: the basic conditions are water vapor and sunlight. After rain, the air humidity is high, and the water vapor in the air can be seen as countless small water droplets. It is caused by dispersion and reflection.
Kiss I'm honored to answer for you The reason for the formation of the rainbow is as follows: the basic conditions are water vapor and sunlight to eliminate potatoes. After rain, the air humidity is high, and the water vapor in the air can be seen as countless small water droplets the size of the bridge. It is caused by dispersion and reflection.
<> expansion: rainbow, also known as Tiangong (Hakka), rainbow, Jiang, etc., referred to as rainbow, is an optical phenomenon in meteorology, when the sunlight shines on the water droplets in mid-air, the light is refracted and reflected, forming an arched colorful spectrum in the sky, from the outer circle to the inner circle is red, orange, yellow, green, blue, indigo, purple seven colors. In fact, the rainbow has an infinite number of colors, for example, there are many subtle colors between red and orange, but for the sake of simplicity, only seven colors are used as a difference.
Sunlight is composed of 7 colors: red, orange, yellow, green, blue, indigo, and violet, and the first refraction will occur when it hits the water droplets. After the refracted monochromatic light reaches the back of the water droplet, it will be reflected according to the reflection law. The reflected monochromatic light will return to this side of the incident water droplet at the tremor base, at which point a second refraction will occur and the water droplet will still be emitted as monochromatic light. Artificial rainbows can also be created by sprinkling water or spraying water mist in the air with your back to the sun on a clear day.
Rainbow is a natural phenomenon caused by the reflection and refraction of light from sunlight into water droplets in the air. >>>More
A rainbow is an optical phenomenon in meteorology. When sunlight hits raindrops in mid-air, the rays are refracted and reflected, forming an arched spectrum of colors across the sky. The rainbow of colorful colors, from the outside to the inside, are: >>>More
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The main wavelength range of visible light is about 390-700nm, and the naked eye has a distinction of about 40nm for the significant difference between the two colors, and the characteristic wavelength of the seven colors is as follows: red 650nm orange 610nm yellow 570nm green 530nm cyan blue 490nm blue indigo 450nm violet 410nm People often ask why there are "red, orange, yellow, green, blue, blue, violet" and "red, orange, yellow, green, blue, indigo", which is more accurate, in fact, both have their own truth, The above theory can give a better explanation. Newton's theory is "red-orange-yellow-green-blue-indigo", which is more biased towards 490nm, while the blue in "red-orange-yellow-green-blue-violet" is more biased towards 450nm. >>>More
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