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What is white light and how is it different from other types of light?
White light is a combination of all the colors in the visible spectrum. It is different from other types of light because it contains all the colors, while other types of light may only contain specific colors or wavelengths.
Do all light sources have the same spectra as white light?
No, not all light sources have the same spectra as white light. White light contains all the colors of the spectrum, while other light sources may emit only specific colors or wavelengths, resulting in a different spectral composition.
Why is the emission spectrum of hydrogen a line spectrum and not a continuous spectrum?
It's a line spectrum because of the quantization of energy- meaning you only see energy with levels n=1,2,3.... One would never see the energy level n=2.8 for instance- that would be the case if it were continuous rather than a line spectrum.
What causes the different colors in the spectrum?
Visible light contains all of the colors with in the spectrum. The only way we see color is the bending and refraction of the visible light sending certain wave lengths back, which our brain interprets as different colors.
Why can only human see part of the electromagnetic spectrum?
Humans can only see part of the electromagnetic spectrum because our eyes are sensitive to a limited range of wavelengths, known as visible light. The evolution of our visual system has adapted to detect these wavelengths, as they provide valuable information about our environment. Other animals may see different parts of the electromagnetic spectrum based on their specific visual adaptations.
What is meant by a continuous spectrum?
You can use spectra to estimate the temperature of the star: astronomical thermometer
How does an emission spectrum of a gas in a discharge tube differ from a white light spectrum?
It differs by that white light spectrum is continuous and consists of light of all wavelengths. Emission spectrum is not continuous. It consists of bright lines at specific wavelengths, with complete darkness between them.
Differences between the groups in the EM spectrum?
Only their wavelengths are different.
What is the difference between a continuous spectrum and a line spectrum in terms of the emission of light?
A continuous spectrum shows a wide range of colors emitted by a hot, dense object, while a line spectrum displays only specific colors at distinct wavelengths emitted by atoms or molecules.
What are line spectra and why do they exist?
A spectrum that contains only certain colors, or wavelengths, is called a line spectrum. For every element, the emitted light contains only certain wavelentghs, giving each element a unique line spectrum. They exist for atomic fingerprinting, which is useful in identifying elements. They are also used in sodium-vapor lmaps, which are widely used for street lighting. They are also used in "neon" lights.
How are the continuous bright line spectrum and spectral lines similar?
In a continuous spectrum, you see every color in visible light from wavelengths around 380 nm to 780 nm. The bright light spectrum has only light at specific wavelengths, forming narrow regions of lights. This is characteristic of a particular substance, emitting these lights from its unique electron configuration. Light at specific wavelengths is emitted for different substances, but not a continuous rainbow.
Explain the difference between the continuous spectrum of white light and the atomic emission spectrum of an element?
The difference between continuous spectrum and the atomic emission espectrum of an element is that in emission spectrum, only certain specific frequencies of light are emitted while in a continuous spectrum, a continuous range of colors are seen in the visible light.
What produces a continuous spectrum and how does it differ from other types of spectra?
A continuous spectrum is produced by a hot, dense object emitting light at all wavelengths. It differs from other types of spectra, like emission and absorption spectra, which only show specific wavelengths of light emitted or absorbed by atoms or molecules.
What is white light and how is it different from other types of light?
White light is a combination of all the colors in the visible spectrum. It is different from other types of light because it contains all the colors, while other types of light may only contain specific colors or wavelengths.
What is the only electromagnetic spectrum that humans perceive with their eyes?
The wavelengths which comprise visible light.
Do all light sources have the same spectra as white light?
No, not all light sources have the same spectra as white light. White light contains all the colors of the spectrum, while other light sources may emit only specific colors or wavelengths, resulting in a different spectral composition.
Why is the emission spectrum of hydrogen a line spectrum and not a continuous spectrum?
It's a line spectrum because of the quantization of energy- meaning you only see energy with levels n=1,2,3.... One would never see the energy level n=2.8 for instance- that would be the case if it were continuous rather than a line spectrum.
