What does the energy of a photon depend on?
The energy of a photon depends on radiation frequency; there are photons of all energies from high-energy gamma- and X-rays, through visible light, to low-energy infrared and radio waves. All photons travel at the speed of light.
How does the color of a photon related to its energy?
The color of the photon is related to its frequency f, which can be related to the energy of the photon by the expression E=hf, where h is Planck’s constant. Thus the different colors of the emitted photons describes their different energies.
Does energy of a photon depend on wavelength?
The amount of energy is directly proportional to the photon’s electromagnetic frequency and thus, equivalently, is inversely proportional to the wavelength. The higher the photon’s frequency, the higher its energy. Equivalently, the longer the photon’s wavelength, the lower its energy.
Is the energy of a photon frame dependent?
In fact, conservation of energy in matter/light interactions dictates that a photons energy must depend on reference frame since the matter’s kinetic energy does.
Which color of visible light carries the most energy per photon?
violet light
Since, violet light has the highest frequency. So violet light has the highest energy.
How do photons of blue light differ from photons of red light?
Shorter waves vibrate at higher frequencies and have higher energies. Red light has a frequency around 430 terahertz, while blue’s frequency is closer to 750 terahertz. Red photons of light carry about 1.8 electron volts (eV) of energy, while each blue photon transmits about 3.1 eV.
What determines photon color?
The color of a photon is determined by the wavelength of the emission. Photons are quanta of light, meaning they are a specific unit of emitted energy…
Do photons have a color?
Unlike an electromagnetic wave, a photon cannot actually be of a color. Instead, a photon will correspond to light of a given color. As color is defined by the capabilities of the human eye, a single photon cannot have color because it cannot be detected by the human eye.
What happens when an electron in an atom absorbs a photon?
When an electron is hit by a photon of light, it absorbs the quanta of energy the photon was carrying and moves to a higher energy state. One way of thinking about this higher energy state is to imagine that the electron is now moving faster, (it has just been “hit” by a rapidly moving photon).
Which color photon carries the most energy?
What color has the most photon energy?
Since the energy of a photon is directly proportional to the frequency of the light, the light having the greatest frequency will have the greatest energy per photon. Therefore, the violet light will have the greatest energy per photon.
What is the energy of a photon?
ENERGY EDUCATION. A photon is a particle of light which essentially is a packet of electromagnetic radiation. The energy of the photon depends on its frequency (how fast the electric field and magnetic field wiggle). The higher the frequency, the more energy the photon has. Of course, a beam of light has many photons.
What determines the color of a photon?
The colour of a photon depends on its frequency. Or energy, since the two are proportional to eachother. Or wavelength, which inversely proportional to frequency and energy. Most of the wavelengths are invisble to the human eye. Originally Answered: What is the color of photons?
Why do photons of light with energy less than EO not emit electrons?
If photons of light with energy less than Eo strike a metal surface, no single photon has enough energy to eject an electron, so no electrons are emitted regardless of the intensity of the light.
How does the frequency of a photon affect photoemission?
Photoemissions will take place if photons have a high enough frequency and have enough energy. The energy of a photon depends on its frequency. The energy of a photon is directly proportional to its frequency. This gives rise to this equation: The minimum frequency required to cause photoemission is called the threshold frequency, \\ (f_ {o}\\)