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Next to medical uses of radiation, nuclear weapons fallout is the most significant source of public exposure to human-made radiation. t/f

User Yoo
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Final answer:

The claim that nuclear weapons fallout is the most significant source of human-made radiation exposure after medical uses is false. Background radiation and medical uses, like diagnostics and treatment for cancer, are the primary sources of exposure for most people.

Step-by-step explanation:

The statement that next to medical uses of radiation, nuclear weapons fallout is the most significant source of public exposure to human-made radiation is false. Humans are exposed to background radiation in their daily lives from both natural sources, such as uranium and thorium isotopes, and human-made sources, which include medical imaging, nuclear medicine, and other applications. Nuclear weapons fallout historically has been a significant source of exposure during specific periods, such as after atomic bombing or accidents like Chernobyl, but it is not the predominant ongoing source for the general public. Instead, medical uses of radiation, particularly diagnostics and treatment for cancer, and everyday background exposure constitute the majority of the radiation dose received by people.

User Niklasingvar
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