Shoulder Season (May & Nov) 1  Rising May temperatures herald the onset of the wet season around Manila and elsewhere. 2  November sees high-season rates kick in.
Nuclear Decay Definition. Nuclear decay or radioactive decay is the emission of energy and matter because of change in the nucleus of atom. The nuclear decay involves the emission of ionizing particles or ionizing radiation.
radioactive decay-the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation. disintegration, decay. alpha decay-radioactive decay of an atomic nucleus that is accompanied by the emission of an alpha particle.