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spectrum
The type of electromagnetic waves that will be emitted by a cooler object are waves with long wavelengths. The wavelength of peak emission is determined by Wien's Law.
When electromagnetic waves hit an object, they can be absorbed, transmitted, reflected, or scattered. The interaction between the waves and the object will depend on the material properties of the object and the frequency of the electromagnetic waves.
When electromagnetic waves come in contact with an object, several things can happen depending on the properties of the object. The waves can be absorbed, reflected, transmitted, or refracted by the object. The interaction is determined by factors such as the material of the object, the frequency of the waves, and the angle of incidence.
As an object moves away from you, the wavelength of light appears to lengthen, known as redshift. This is a result of the Doppler effect, where the motion of the object causes the light waves to stretch out. The further the object moves away, the more stretched out the light waves become.
The waves ALWAYS do one, two, or all threeof these three things:pass through the object,get absorbed by the object,bounce off of the object.
Type your answer here...The electromagnetic spectrum is the range of all possible frequencies of electromagnetic radiation.[1] The "electromagnetic spectrum" of an object is the characteristic distribution of electromagnetic radiation emitted or absorbed by that particular object.The electromagnetic spectrum extends from low frequencies used for modern radio to gamma radiation at the short-wavelength end, covering wavelengths from thousands of kilometers down to a fraction of the size of an atom. The long wavelength limit is the size of the universe itself, while it is thought that the short wavelength limit is in the vicinity of the Planck length, although in principle the spectrum is infinite and continuous.
No object can vibrate at the wavelength of light. wavelength of light depends on the intensity of light and electron movements.
The electromagnetic spectrum is the range of all possible frequencies of electromagnetic radiation.[1] The "electromagnetic spectrum" of an object is the characteristic distribution of electromagnetic radiation emitted or absorbed by that particular object. The electromagnetic spectrum extends from below frequencies used for modern radio through to gamma radiation at the short-wavelength end, covering wavelengths from thousands of kilometers down to a fraction of the size of an atom. The long wavelength limit is the size of the universe itself, while it is thought that the short wavelength limit is in the vicinity of the Planck length, although in principle the spectrum is infinite and continuous. EM radiation with a wavelength between 380 nm and 760 nm (790-400 terahertz) is detected by the human eye and perceived as visible light. So only a very small portion of the entire spectrum is visible.
When an object is heated to higher temperatures, its wavelength of emission decreases. This is because higher temperatures result in higher energy levels of emitted photons, corresponding to shorter wavelengths. This phenomenon is described by Wien's displacement law.
Initially invisible infra red radiations. Then as temperature increases it becomes red. As still temperature increases it turns into yellow. When further increase happens, it starts giving out almost all colors including blue, violet and so it seems white hot. As an object is heated, it's maximum electromagnetic frequency increases. So you can measure the heat of an object by its emitted spectrum.
The wavelength will be longer if the object vibrates slower. Wavelength is inversely proportional to frequency; as frequency decreases, wavelength increases.