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Q: Is Blue light is near 800 nm while red light is 400 nm?
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Wavelengthes of visible light?

The range of wavelengths that are visible is approximately 400 nm to 600 nm. A nm is a nanometer, one billionth of a meter. Blue light is in the 400 nm range, yellow light in the 500 nm range and red light in the 600 nm range.


How do you get blue?

Blue is a primary light colour so it exists all the time. You cannot make it from any other colour. Shine a bright white light through a prism or look at a rainbow, you can see the "blue" part of the visible spectrum. Shine a light through a "blue" filter you can see the blue colour on a substrate. Between 400 and 500 nano meters frequency is where blue can be found


How you get blue?

Blue is a primary light colour so it exists all the time. You cannot make it from any other colour. Shine a bright white light through a prism or look at a rainbow, you can see the "blue" part of the visible spectrum. Shine a light through a "blue" filter you can see the blue colour on a substrate. Between 400 and 500 nano meters frequency is where blue can be found


How does light become coloured?

Light's color depends on its wavelength. Shorter wavelengths make light more red, while longer make it more violet colored. Red light has a wavelength of approximately 700 nm, while violet light has a wavelength of 400 nm.


How does it get light?

Different wavelengths of light have different colours, the spectrum of visible light goes from 700 nanometres to 400 nanometres and goes from red to violet. The colours are red, orange, yellow, green, blue, indigo and violet.


How does light get its color?

Different wavelengths of light have different colours, the spectrum of visible light goes from 700 nanometres to 400 nanometres and goes from red to violet. The colours are red, orange, yellow, green, blue, indigo and violet.


How many stars are near us?

That depends on what you call "near".Within ten million miles . . . no starsWithin 100 million miles . . . one starWithin 26,450,000,000,000 miles (4.5 light years) . . . two starsWithin 100,000 light years . . . between 200 and 400 billion stars


What is the blue book value for a 1995 Honda foreman 400?

96 honda 400


What best describes the light used during photosynthesis?

yes light energy is important in photosynthesis because chlorophyll converts the light into the products essential for photosynthesis


What is 432 rounded to the nearest hundred?

400


What is 402 rounded to nearest tens and hundreds?

402 to the near hundred


Does an oyster let in light?

400