Crystallized intelligence: In psychology, the term crystallized intelligence is described as a process that involves the gathering of skills, knowledge, and facts that are being acquired by an individual throughout his or her life. Crystallized intelligence seems to decline with the age of an individual.
Fluid intelligence: In psychology, the term fluid intelligence is defined as an individual's capacity to solve different problems in various novel situations and to think logically and rationally and is considered as independent in acquiring knowledge.
