Question

what is meat by radioactivity​

Answer 1

Answer:

Ok

Explanation:

Radioactivity is the spontaneous emission of radiation in the form of particles or high energy photons resulting from a nuclear reaction. It is also known as radioactive decay, nuclear decay, nuclear disintegration, or radioactive disintegration. This is done by an atomic nucleus that, for some reason, is unstable, it " wants " to give up some energy in order to shift to a more stable configuration

please mark me as Brainlist Answer please