Intelligence is one of the main topics in psychology. In our surrounding we can notice each and every individual behave differently and distinctively. Psychologists say these variations among individual’s characteristics and behaviors are due to individual difference. These behaviors according to them are influenced by either personal traits or situational factors. Psychological attributes like intelligence, personality, Values, Aptitude etc are set of characteristics determined by personal traits are used for psychological assessment to predict future behavior.
According to oxford dictionary, Intelligence is the power of perceiving, learning, understanding and knowing. Apart from this, psychologists also have suggested definitions of intelligence like Alfred Binet , who defined intelligence is the ability to judge well, understand well and reason well. Gardner and Sternberg have suggested that an intelligent individual not only adapts to the environment, but also actively modifies or shapes it. As per David Wechsler, intelligence is the aggregate or global capacity of the individual to act purposefully, to think rationally, and to deal effectively with his environment.
There are two kind of intelligence
Crystallized Intelligence: Crystallized intelligence is defined as the acquiring knowledge and skills that comes from prior learning and past experiences. This type of intelligence is based upon facts .Many psychologist believe that Crystallized Intelligence increases with our age as we acquire new knowledge and skills with each passing day. Example of this intelligence includes reading comprehension and vocabulary exams.
Fluid Intelligence: Fluid intelligence is the ability of an individual to think and reason abstractly and solve problems. Example of a fluid intelligence is solving puzzles and coming up with problem solving strategies.