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all of the colors of the rainbow are coming down to the object and all of the colors get absorbed except blue, it gets reflected. I am sorry i really dont know the answer but i hope this helps a little bit.

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Q: Why does a blue object only reflect blue light?
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What colour will a green object be if only blue light was shone on it?

Black, because the blue light would be absorbed into the object's pigment and as there is no green light to reflect, the object would appear black.


Why do red object's look black in blue light?

Red and blue are primary colours therefore they do not contain any other colour. When a blue light is shone onto a red object, all the blue light is absorbed by the red object, and as no red light is being shone for the red object to reflect, no light will be reflected from it and it will appear to be black. It is important to remember that physical colours will only reflect it's light colour equivalent. All other colours are absorbed. So red will reflect red, green will reflect green, and red will absorb green and so on.


What would a red object look like shone onto a blue light?

Red and blue are at opposite ends of the visible light spectrum, red being of low frequency, and blue being of high frequency. Sunlight contains frequencies across the whole frequency range, which appears white. An object that appears white reflects all frequencies. A red object appears red because it reflects red (low frequency) light, and absorbs all other colours. Blue light contains only high frequencies. If you are in a darkened room, lit only by blue light, white objects will appear blue because they are reflecting the blue light, and no other frequency is available. But a red object absorbs high-frequency (blue) light, and since this is the only light in the room, it does not reflect any light. Objects that do not reflect any light appear black. Some objects appear black even in sunlight, because they absorb all frequencies and do not reflect any. So to answer the question, when you have a red object that is lit only by blue light, it will appear black.


What colour will a white object appear if only red light was shone on it?

Red. The colour of an object is determined by the wavelengths of light it reflects and absorbs, and a white object is one that reflects light across the visible spectrum. If only red light shines on it, it will reflect that light. In contrast, a black object appears black because it doesn't reflect any visible wavelengths, so would still appear black. Any object that doesn't reflect the wavelength of light you're using (eg blue objects) would also appear black because it isn't reflecting any light.


If you shine a blue light on a blue object what color will the object turn?

The object will appear to be blue. However, the object would be indistinguishable from an object that reflects all colors of light. If yellow light were shone on an object that reflects only blue wavelengths, the object would appear to be black.

Related questions

What colour will a green object be if only blue light was shone on it?

Black, because the blue light would be absorbed into the object's pigment and as there is no green light to reflect, the object would appear black.


Why do red object's look black in blue light?

Red and blue are primary colours therefore they do not contain any other colour. When a blue light is shone onto a red object, all the blue light is absorbed by the red object, and as no red light is being shone for the red object to reflect, no light will be reflected from it and it will appear to be black. It is important to remember that physical colours will only reflect it's light colour equivalent. All other colours are absorbed. So red will reflect red, green will reflect green, and red will absorb green and so on.


What would a red object look like shone onto a blue light?

Red and blue are at opposite ends of the visible light spectrum, red being of low frequency, and blue being of high frequency. Sunlight contains frequencies across the whole frequency range, which appears white. An object that appears white reflects all frequencies. A red object appears red because it reflects red (low frequency) light, and absorbs all other colours. Blue light contains only high frequencies. If you are in a darkened room, lit only by blue light, white objects will appear blue because they are reflecting the blue light, and no other frequency is available. But a red object absorbs high-frequency (blue) light, and since this is the only light in the room, it does not reflect any light. Objects that do not reflect any light appear black. Some objects appear black even in sunlight, because they absorb all frequencies and do not reflect any. So to answer the question, when you have a red object that is lit only by blue light, it will appear black.


What colour will a white object appear if only red light was shone on it?

Red. The colour of an object is determined by the wavelengths of light it reflects and absorbs, and a white object is one that reflects light across the visible spectrum. If only red light shines on it, it will reflect that light. In contrast, a black object appears black because it doesn't reflect any visible wavelengths, so would still appear black. Any object that doesn't reflect the wavelength of light you're using (eg blue objects) would also appear black because it isn't reflecting any light.


Would a blue object stay blue if you put it under a red light?

The physical property of something being blue is purely a result of the wavelength(s) of light it reflects. Blue objects are blue because they reflect only light that lies within the blue spectrum (450 nm - 475 nm). If you put a blue object under a red light, the object will still maintain it's properties of reflecting blue light. Thus, the object doesn't change, however because no blue light is present, the object will not appear blue when viewed under the red light. Rather it will take on a darker shade, probably a black color.


If you shine a blue light on a blue object what color will the object turn?

The object will appear to be blue. However, the object would be indistinguishable from an object that reflects all colors of light. If yellow light were shone on an object that reflects only blue wavelengths, the object would appear to be black.


Why does a blue object illuminated by white light appear to be blue?

All other colours are absorbed by the blue object only letting the blue light be reflected or through


Does a green object only reflect green lights?

No, green can reflect other colors, although I am not sure exactly which. I think green can reflect blue and yellow.


Can youdescribe the sky?

The sky is blue because particles in the air only reflect blue light rays


Why is a planet a non luminous object?

Planets are not hot enough to emit their own light. They only reflect light.


What happens to visible light when an object appears blue?

Any other color of light is absorbed by the object. Only the blue bounces off of it. And if there's no blue in the light that's hitting it, then it appears black.


Does red glass only reflect and transmit red light waves?

No, red glass does not only reflect and transmit red light waves. It actually transmits the white light waves through the red glass creating a red glow. A transparent object generally transmits light while a solid object reflects light.