Asked by: Adeodato Rempel
science physics

Why are some electromagnetic waves harmful?

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Over-exposure to certain typesofelectromagnetic radiation can be harmful. Thehigherthe frequency of the radiation, the more damage it islikelyto cause to the body: microwaves cause internal heating ofbodytissues. infrared radiation is felt as heat and causesskinto burn.


Also asked, can electromagnetic waves be harmful?

The energy emitted by electronics isnon-ionizingradiation, meaning it does not have thecapability tobreak chemical bonds. While electromagneticradiation cannotcause immediate damage, it does interactwith our bodies,which can potentially lead to indirectdamage, especiallyfollowing long term exposure.

Secondly, why are electromagnetic waves important to humans? However, the Earth's atmosphere protects us fromexposureto a range of higher energy waves that can beharmful tolife. Gamma rays, x-rays, and some ultravioletwaves are"ionizing," meaning these waves have such ahigh energy thatthey can knock electrons out ofatoms.

Consequently, why are some electromagnetic waves harmful and others not?

because the speed of all electromagnetic wavesarethe same, wavelength decreases while frequency increases.Theshorter the wavelength, the higher the frequency. Why aresomeelectromagnetic waves harmful to you but othersarenot? the high frequencies and shorter wavelengthspenetratesbody easily.

Do electromagnetic waves cause cancer?

No mechanism by which ELF-EMFs orradiofrequencyradiation could cause cancer has beenidentified. Unlikehigh-energy (ionizing) radiation, EMFs in thenon-ionizing part ofthe electromagnetic spectrum cannotdamage DNA or cellsdirectly.

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Amagoya Buchenholz

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How does EMF effect the body?

They cause current to flow through the body totheground. Low-frequency magnetic fields induce circulatingcurrentswithin the human body. The strength of thesecurrents dependson the intensity of the outside magnetic field.Heating isthe main biological effect of theelectromagneticfields of radiofrequencyfields.

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Can electromagnetic waves affect the brain?

A new study finds that radio waves from acellphone can affect the metabolism of braincells,though there is no evidence that the effect isharmful.Volkow knew that some MRI scanners produce electrical andmagneticfields powerful enough to cause brain cells toconsume moreenergy, in the form of glucose.

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Do power lines give off radiation?

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Does EMF affect sleep?

EMFs have an effect on raised bloodpressure,pulse rate and affecting other dynamics ofcardiovascularfunction [6,7]. Recently, several studies reportedthat extremelylow-frequency magnetic field exposure might disruptnormalsleep [2].

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Do high power lines cause cancer?

“There is no known mechanism by whichmagneticfields of the type generated by high voltage powerlines canplay a role in cancer development.Nevertheless,epidemiologic research has rather consistently foundassociationsbetween residential magnetic field exposureandcancer.”

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What is an electromagnetic radiation detector?

PCE-EMF 823 is a portable handheldsingle-axiselectromagnetic radiation detector or Gauss meterformeasuring electromagnetic fields (EMFs). Designedandcalibrated to measure EMF radiation at differentbandwidths,the meter provides a quick, easy and reliable way tomeasureelectromagnetic field radiationlevels.

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Is there proof that EMF causes health issues?

Some people worry about EMF exposure andcancer.Some studies have found a link between EMFexposureand a higher risk of childhood leukemia, butother studieshave not. Other studies have not found proof thatEMF exposurecauses other childhood cancers. Studies in adultsdid notprove that EMF exposure causes cancer.

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Are there human health risks from exposure to radio wave radiation?

It has been known for many years that exposuretovery high levels of RF radiation can be harmful due totheability of RF energy to heat biological tissuerapidly.Exposure to very high RF intensities can resultinheating of biological tissue and an increase inbodytemperature.

Nuha Soma

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What are the 6 common properties of electromagnetic radiation?

Electromagnetic waves of different frequencyarecalled by different names since they have different sourcesandeffects on matter. In order of increasing frequency anddecreasingwavelength these are: radio waves, microwaves,infraredradiation, visible light, ultravioletradiation,X-rays and gamma rays.

Tereasa Izabel

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What are the 4 main properties of electromagnetic waves?

Every form of electromagnetic radiation,includingvisible light, oscillates in a periodic fashion withpeaks andvalleys, and displaying a characteristic amplitude,wavelength, andfrequency that defines the direction, energy, andintensity of theradiation.

Makeda Castanheiro

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Which color has the longest wavelength?

As the full spectrum of visible light travels throughaprism, the wavelengths separate into the colorsofthe rainbow because each color is adifferentwavelength. Violet has theshortestwavelength, at around 380 nanometers, and red hasthelongest wavelength, at around 700 nanometers.

Pinkie Sarabando

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Which electromagnetic has the longest wavelength?

Radio Waves -- The waves in theelectromagneticspectrum that have the longestwavelengths and lowestfrequency are called radiowaves.

Claudio Mellinghoff

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How do electromagnetic waves travel?

These changing fields form electromagneticwaves.Electromagnetic waves differ from mechanicalwaves inthat they do not require a medium topropagate. This meansthat electromagnetic waves can travelnot only through airand solid materials, but also through thevacuum ofspace.

Andre Joyera

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Which electromagnetic radiation has the highest frequency?

Gamma rays have the highest energies, theshortestwavelengths, and the highest frequencies. Radiowaves,on the other hand, have the lowest energies, longestwavelengths,and lowest frequencies of any type ofEMradiation.

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What can block radiation?

Shielding: Barriers of lead, concrete, or waterprovideprotection from penetrating gamma rays. Gamma rayscan passcompletely through the human body; as they passthrough, theycan cause damage to tissue and DNA. andx-rays.

Isora Bardo

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What are the 7 electromagnetic waves?

The electromagnetic spectrum is generallydividedinto seven regions, in order of decreasing wavelengthandincreasing energy and frequency: radio waves,microwaves,infrared, visible light, ultraviolet, X-rays andgammarays.

Gliceria Radigales

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What are the different electromagnetic waves?

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Nelida Waterfield

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Can electromagnetic waves affect humans?

4.1. Evidence for cellular effectsofelectromagnetic fields. The general opinion is that thereisno direct evidence of hazardous effects on humanhealthincurred by low-frequency radiofrequency waves.Studies atthe cellular level, which uses relatively higherfrequencies,demonstrate undesirable effects (10-11).

Dara Dapia

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What is an example of electromagnetic energy?

Radio waves, microwaves, visible light, and x raysareall examples of electromagnetic waves that differ fromeachother in wavelength. These waves are alsocalled"electromagnetic radiation" because they radiate fromtheelectrically charged particles.