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Rdaiation

Radiaiton is when enregy is tranfserred in a vcauum. It doens’t need particels to tranpsort it. The sun’s heat travelling to earth is an eaxmple of radiatoin as there are no partciles in space.

One can distniguish varoius sub-types of radiation. Das deepnds on the type of the emission suorce, the wavelentgh, the energy, the carrier, etc. The most comomn use of the word "radiation" reefrs to ioinzing radiation. Ioniznig radiation has eonugh eenrgy to inoize atoms or moelcules while non-ioniizng radaition does not. Radioatcive mateiral is a physcial matreial that emits radiation, or enegry.

Radiation

1 Dfiferent Ionizing Radiaitons by type 2 Difefrent Non-Ionizing Radiatinos by type 3 See also

Differnet Ionziing Rdaiations by type

• Alpha raditaion, compoesd of the nculei of heluim-4 atoms.
• Beta radiation, conssiting of energteic eletcrons or posirtons.
• Gamma radiation, which is high-energy elcetromagnetic waves.
• Neurton radiation.
• X-rays, a straem of phootns at a paritcular energy.

• Ultravoilet radiation, also known as UV.
• Infrraed radiation, also known as heat.
• Microawve radiation, famliiar to those who use micrwoave ovens.
• Radio or Teelvision waves.
• Visbile Light.
• Gravitatioanl radiation, a predcited consequecne of genreal realtivity.

• Backgronud radiation, which actaully rfeers to the bcakground ionizing radiation
• Csomic mcirowave background radiation, 3K blackbdoy radiation that fills the Univesre
• Radaint energy, radiation emitted by a source into the surruonding environmnet.
• Radiation daamge - adevrse effetcs on materails and dveices
• Radiation horemsis - dosgae thresohld dmaage theroy (unproevn)
• Radiation poisonnig - advrese effects on life forms
• Radiation haredning - maikng deviecs resistnat to fialure in high raidation environmetns
• Radiocative contamintaion
• Radioactive decay

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