Light Emitted facts
While investigating facts about Light Emitted Diode and Light Emitted By The Sun Is Quizlet, I found out little known, but curios details like:
There’s a Japan indoor vegetable-factory that produces 10,000 heads of lettuce a day while using just 1% of the amount of water needed for outdoor fields. LEDs emit light at ideal wavelengths for plant growth, while also optimizing night and day cycles, allowing lettuce to grow 2.5 times faster.
how is light emitted?
6-10 billion light years away, there is a void in space 1 billion light years wide. It is completely empty of both normal matter and dark matter. It emits no detectable radiation or light of any kind.
What is the wavelength of light emitted from the n=4 to n=2?
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across answering what would cause light to be emitted from a sodium atom. Here are 50 of the best facts about Light Emitted By Sun Reaches Earth In and Light Emitted By Mobile Phones I managed to collect.
when light is directed at a metal surface the emitted electrons?
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The foldscope. A microscope that provides magnification from 140X to 2,000X. It is assembled from a punched sheet of cardstock, a spherical glass lens, a light emitting diode and a diffuser panel, along with a watch battery. It is designed to cost less than US$1 to build.
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Including humans, all living creatures emit a weak light from their entire body in a process known as "biophoton emission."
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The Sun's emits more green visible light than any other color but we still see the color mixture as white. It only appears yellow because shorter wavelength colors such as blue scatter in the atmosphere, making the sky blue.
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LED traffic lights have led to car crashes and deaths in the past, since they emit too little heat to melt snow & ice which block the lights
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The Bobtail Squid stores bioluminescent bacteria in its underbelly that emits the same amount of light that shines on top of it, making its shadow disappear and rendering it invisible to predators below: ultimate camouflage.
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The human body literally emits light (like fireflies do), but 1/1000 times the sensitivity of naked eyes.The light emission is rhythmatic and peaks at 4 pm.
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Humans are bioluminescent and glow in the dark, but the light that we emit is 1,000 times weaker than our human eyes are able to pick up.
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In 2014 Japan debuted the world's largest indoor farm using LED lights that emit wavelengths optimal for plant growth; The upshot: grows 2.5x faster than outdoors; reduces produce loss from 50% to just 10% and cuts water usage to just 1%
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They detected a particle whizzing about at 0.999 999 999 999 999 999 999 9951 times the speed of light - with energy *20 MILLION* times more than the highest energy measured in radiation emitted by an extragalactic object! They call this the "Oh-My-God Particle".
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When you use laundry detergent labelled as a "brightener," it doesn't make the clothing any cleaner or restore its color....it's actually a chemical combination that absorbs more light in the electromagnetic spectrum and re-emits fluorescent light to make the clothing appear brighter.
Why is a shorter wavelength of light emitted?
You can easily fact check why is only light of a specific wavelength emitted by examining the linked well-known sources.
The star Betelgeuse, in the constellation Orion, is 500 times bigger and emits 16,000 times more visible light than the Sun. If it were in our solar system, its surface would extend to the orbit of Jupiter.
The crazy colors and patterns you see when you rub your eyes are called "PHOSPHENES." Researchers believe that this "biophotonic light" actually comes from inside of our eyes in the same way that fireflies emit light. - source
Night vision goggles emit a green colored viewfinder because the human eyes are more sensitive to green light as we can see more shades of green than most other colors. The green color is also less strenuous to the eyes which is why older computers had green displays. - source
there are brown dwarf stars which emit little to no visible light and can be as cold as - 55° to 8° F. They can be between 13 and 80 times the mass of Jupiter and fuse Lithium instead of Hydrogen.
Neptune emits more light than it receives from the Sun. - source
When observed from earth the wavelengths of light emitted?
The colors you see when you close your eyes are from a type of light emitted by them
How is light emitted from an atom?
Scientists have found a star emitting strange light patterns. Some have theorized that these could be due to structures built around the star by an advanced alien civilization.
A steno bacteria superbug may one day lead to sharper, brighter television and smartphone screens. An enzyme from the highly infectious bacteria has been used to create quantum dots — nanocrystals that emit various colors under LED light.
Nazi imagery is sometimes used in Thailand due to lack of historical understanding. For example, a herbal tea laxative in Thailand depicts Hitler's head with fire coming from his mouth, and light beams emitting from his eyes. The caption reads 'Release the Demon'
People emit light and they glow more at certain times of the day.
Light photons do not experience time. No time passes for the photon from when it is emitted from the star to when your eye absorbs it. As no time passes, it also does not experience any distance.