The study of the atmosphere and the processes that produceweather and climate is. 11. The science of is the study of the universe. Formation of Earth 12. The hypothesis suggests that the bodiesof our solar system evolved from an enormous rotating cloudcalled the solar nebula.
Definition of selfâpurification. 1  1 : purification by natural process selfâpurification of water. 2  2 : purification of oneself.
Self-exile is often depicted as a form of protest by the person that claims it, to avoid persecution or legal matters (such as tax or criminal allegations), an act of shame or repentance, or isolating oneself to be able to devote time to a particular thing.xile can also be a self-imposed departure from one's homeland.