| Question 1: Examples of ionizing particles are energetic ________, beta particles, and neutrons. | |||
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| 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. | |||
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| Question 3: The damage they produce is similar to that caused by ________, and include burns and also cancer, through mutations. | |||
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| Question 4: This cosmic radiation consists of positively-charged ions from protons to ________ nuclei. | |||
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| Question 5: Radiation on the short-wavelength end of the ________ — high frequency ultraviolet, x-rays, and gamma rays — is ionizing. | |||
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| 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. | |||
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| Question 7: In medicine, ________, and other fields, radiation is used for sterilization of tools and equipment. | |||
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| 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. | |||
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| Question 9: In biology and ________, radiation is used to induce mutations to produce new or improved species. | |||
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| Question 10: Various types of ionizing radiation may be produced by radioactive decay, ________ and nuclear fusion, and by particle accelerators. | |||
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