Describe the relationship between the wavelength and energy in the electromagnetic spectrum.Use examples from the electromagnetic spectrum to support your answer.
Question
Describe the relationship between the wavelength and energy in the electromagnetic spectrum.Use examples from the electromagnetic spectrum to support your answer.
Solution
The relationship between wavelength and energy in the electromagnetic spectrum is an inverse one. This means that as the wavelength of electromagnetic waves increases, the energy decreases. Conversely, as the wavelength decreases, the energy increases. This relationship is described by the equation E=hv, where E is energy, h is Planck's constant, and v is frequency. Since frequency and wavelength are inversely related (v=c/λ, where c is the speed of light and λ is wavelength), we can say that energy and wavelength are also inversely related.
For example, let's consider two types of waves in the electromagnetic spectrum: radio waves and gamma rays. Radio waves have a very long wavelength (up to 100 kilometers or more), but they carry very little energy. This is why radio waves are safe for humans to be around. On the other hand, gamma rays have a very short wavelength (less than 10 picometers), and they carry a large amount of energy. This high energy makes gamma rays very dangerous and potentially harmful to living organisms.
In conclusion, the relationship between wavelength and energy in the electromagnetic spectrum is that they are inversely related. The longer the wavelength, the lower the energy, and the shorter the wavelength, the higher the energy.
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Match each word with its correct definition by writing the letter on the line. _________ wavelengthA. the distance from one crest of a wave to the next _________ frequencyB. waves that transmit energy through matter or empty space _________ waveC. the transfer of energy by electromagnetic waves _________ electromagnetic wave D. a disturbance that transmits energy _________ radiation E. the number of crests of a wave that pass a certain point in a given amount of time
III. The energy of a photon is directly proportional to wavelength but inversely proportional to wave number.
Wavelength is the between one point on a wave and the nearest point just like it.
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