The three basic colors are blue, red, and green. These colors are primary in the additive color model used for light. They combine in various ways to produce a wide spectrum of colors, including white light when combined in equal ...
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The red color in the sky at sunrise and sunset is caused by scattering. As the sun is low on the horizon, sunlight passes through more of the Earth’s atmosphere. Shorter wavelengths (blue and violet) scatter out, leaving the longer ...
Plane mirrors are used in making periscopes. They are placed at 45-degree angles to the line of sight, allowing light to be reflected from one mirror to another, enabling a person to see over or around obstacles by reflecting the ...
When an object is placed between two parallel plane mirrors, an infinite number of images are formed. Each mirror reflects the image from the other mirror, creating a series of reflections that extend to infinity due to repeated reflections between ...
When two plane mirrors are placed at a 90° angle, an infinite number of images of the candle will be formed. Each mirror reflects the image of the candle from the other mirror, creating a series of reflections that extend ...