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Ionizing radiation: Quiz


Question 1: Examples of ionizing particles are energetic ________, beta particles, and neutrons.
Alpha particleElectronAlpha decayAtom

Question 2: As already mentioned, an important source of natural radiation is ________ gas, which seeps continuously from bedrock but can, because of its high density, accumulate in poorly ventilated houses.

Question 3: The damage they produce is similar to that caused by ________, and include burns and also cancer, through mutations.
X-rayRadiation therapyNuclear fusionIonizing radiation

Question 4: This cosmic radiation consists of positively-charged ions from protons to ________ nuclei.

Question 5: Radiation on the short-wavelength end of the ________ — high frequency ultraviolet, x-rays, and gamma rays — is ionizing.
Electromagnetic spectrumMicrowaveVisible spectrumInfrared

Question 6: One of these available measures could be the use of ________ (KI) tablets which effectively block the uptake of radioactive iodine into the human thyroid gland.
Potassium iodidePotassium permanganateSalicylic acidSodium thiosulfate

Question 7: In medicine, ________, and other fields, radiation is used for sterilization of tools and equipment.

Question 8: The coulomb per ________ (C/kg) is the SI unit of ionizing radiation exposure, and measures the amount of radiation required to create 1 coulomb of charge of each polarity in 1 kilogram of matter.
Mass versus weightPlanck constantMetric systemKilogram

Question 9: In biology and ________, radiation is used to induce mutations to produce new or improved species.
Organic farmingIntensive farmingAgricultureSustainable agriculture

Question 10: Various types of ionizing radiation may be produced by radioactive decay, ________ and nuclear fusion, and by particle accelerators.
X-rayNuclear fissionUraniumPlutonium

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