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Is photon energy the same for all wavelengths of light?
No, photon energy is not the same for all wavelengths of light. The energy of a photon is directly proportional to its frequency, so different wavelengths of light can have different photon energies. Shorter wavelengths of light have higher energy photons, while longer wavelengths have lower energy photons.
Why would the absorption of each element have lines in the same places as its emission spectrum?
The absorption spectrum of an element features lines at the same wavelengths as its emission spectrum because both processes involve the same energy transitions between electron energy levels. When an electron absorbs energy, it moves to a higher energy level, resulting in the absorption of specific wavelengths of light. Conversely, when an electron falls back to a lower energy level, it releases energy in the form of light at those same wavelengths. This correspondence between absorbed and emitted wavelengths is a fundamental characteristic of atomic structure.
Do all wavelengths travel at same speed in a vacumm and carry the same energy per photon?
Yes, all wavelengths of electromagnetic radiation, including visible light, radio waves, and X-rays, travel at the same speed in a vacuum, which is the speed of light (~3.00 x 10^8 m/s). However, different wavelengths carry different amounts of energy per photon, with shorter wavelengths (like gamma rays) carrying more energy per photon than longer wavelengths (like radio waves).
Does wavelengths that make up the electromagnetic spectrum each have the same amount of energy true?
No, wavelengths in the electromagnetic spectrum do not each have the same amount of energy. The energy of a wave is directly proportional to its frequency, so shorter wavelengths (higher frequency) have more energy than longer wavelengths (lower frequency).
Are The absorption lines for a cool thin gas identical in color and energy to the emission lines of the same gas if hot enough to glow?
No, the absorption lines of a cool thin gas are not identical in color and energy to the emission lines of the same gas when hot enough to glow. Absorption lines are produced when certain wavelengths of light are absorbed by the gas, while emission lines are produced when the gas emits light at specific wavelengths. The emission lines will be at different wavelengths compared to the absorbed wavelengths.
How much energy does a normal light-bulb make in comparison to a colored one?
Both normal and colored light bulbs typically have the same energy consumption in terms of electricity when producing light. The difference lies in the design of the colored bulb that filters out certain light wavelengths to produce colored light, which can make it appear dimmer compared to a normal bulb of the same wattage.
Red light and yellow light have same speed?
Yes. Different wavelengths though.
Why are the absorption spectrum and the emission spectrum the same for the same?
The absorption spectrum and the emission spectrum of the same substance are essentially complementary because they both arise from the same electronic transitions between energy levels of atoms or molecules. When a substance absorbs light, it takes in specific wavelengths corresponding to the energy differences between these levels, creating an absorption spectrum. Conversely, when the substance emits light, it releases energy as electrons return to lower energy states, producing an emission spectrum that features the same wavelengths as those absorbed. Thus, the lines in both spectra correspond to the same energy transitions, making them identical in appearance but reversed in process.
What is Radiant light energy?
Radiant light energy refers to the energy carried by electromagnetic waves that are visible to the human eye. This energy is part of the electromagnetic spectrum and is responsible for the sensation of sight. It includes all the colors of light that we can perceive.
Can all wavelengths of light travel at the same velocity in certain mediums?
Yes, all wavelengths of light have the same velocity in every medium. In fact, all types of electromagentic radiation travel at the same speed in a given medium.
Do the wavelengths that make up the electromagnetic spectrum each have the same amount of energy?
no
What is a Definition of light energy?
Simple definition : An energy that comes from the light. Expanded definition : The radiant energy in the visible region or quantity of light. It is in the form of electromagnetic waves, and since the visible region is commonly taken as extending 380-760 nanometers in wavelength, the luminous energy is contained within that region. It is equal to the time integral of the production of the luminous flux. In photometry, luminous energy is the perceived energy of light. This is sometimes also called the quantity of light. Luminous energy is not the same as the radiant energy, the corresponding objective physical quantity. This is because the human eye can only see light in the visible spectrum and has different sensitivities to light of different wavelengths within the spectrum. When adapted for bright conditions (photopic vision), the eye is most sensitive to light at a wavelength of 555 nm. Light with the same power at longer or shorter wavelengths has a lower luminous energy.
