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Light is composed of quanta called photons. The more photons, the greater the intensity. To see the slightest flicker of green light (the color to which our eyes are most sensitive), the minimum number of photons is six.

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10y ago

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What do you mean by intensity value?

The word "intensity" can be synonymous with "strength", "amplitude", or "level", as it sometimes is in colloquial speech. It is possible to define the intensity of the water coming from a garden sprinkler, but intensity is used most frequently with waves - i.e. sound or light.


What is the light intensity in the arctic?

The light intensity is poop!


What is the relationship between the intensity and energy of light?

The relationship between the intensity and energy of light is that the intensity of light is directly proportional to its energy. This means that as the intensity of light increases, so does its energy.


Intensity of light depends on the?

The intensity of light depends on the amplitude of the light waves, which represents the strength or power of the light wave. The intensity is also affected by the distance the light has traveled from the source, which can cause the light to spread out and decrease in intensity. Additionally, materials through which light passes can affect its intensity through absorption or scattering.


How to calculate the intensity of light in a given scenario?

To calculate the intensity of light in a given scenario, you can use the formula: Intensity Power / Area. This means that you divide the power of the light source by the area over which the light is spread to determine the intensity of the light.


Which factor affects most in transpiration-humidity or light intensity?

Light intensity


What is the light intensity formula and how can it be used to measure the brightness of a light source?

The light intensity formula is I P/A, where I is the intensity of light, P is the power of the light source, and A is the area over which the light is spread. This formula can be used to measure the brightness of a light source by calculating the intensity of the light emitted per unit area. The higher the intensity value, the brighter the light source is perceived to be.


How does amplitude affect light intensity?

Amplitude of light waves directly affects the intensity of light. As the amplitude increases, more energy is carried by the light wave, resulting in higher intensity. Conversely, a decrease in amplitude leads to lower light intensity.


How is intensity of light related to photons?

The intensity of light is directly related to the number of photons present. Higher intensity light has more photons, while lower intensity light has fewer photons. Each photon detected carries a discrete amount of energy that contributes to the overall intensity of the light.


Define what is intensity?

Intensity refers to the amount of energy or power that is transferred through a given area per unit of time. It is a measure of the strength, force, or magnitude of a physical phenomenon such as sound, light, or wave.


Can anybody define light?

define light and vision in relation to natural light and artificial light.


Si unit for light intensity?

Light intensity is also known as luminosity. Candela is the si unit