Respuesta :
Answer: C
Explanation: Radioactive wastes are stored so as to avoid any chance of radiation exposure to people, or any pollution. The radioactivity of the wastes decays with time, providing a strong incentive to store high-level waste for about 50 years before disposal.
C. The nuclear waste must be safely stored for many years
What is nuclear waste?
Nuclear waste is a type of waste material left after using the radioactive substances for generation of nuclear power , nuclear medicine etc. It is radioactive in nature hence very hazardous .
What is radioactive substance?
The substances which decay spontaneoulsy by emission of radiations.
Nuclear waste needs to be disposed very safely . The most common method of disposal is by deep burial of the waste for many years until the radioactive substance looses its radioactivity .
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