| A | B |
| invincibilty fable | adolescents feel immune to the consequences of dangerous behavior |
| imaginary audience | the idea held by many adolescents that others are intensely interested in them, especially in their appearance and behavior |
| person-environment fit | the match or mismatch between an adolescent's needs and the educational setting |
| hypothetical thought | reasoning about propositions that may or may not reflect reality |
| deductive reasoning | thinking that moves from premise to conclusion |
| inductive reasoning | thinking that moves from a specific experience to a general premise |
| formal operational thought | the last stage of cognitive development, according to Piaget |
| personal fable | adolescents feel destined for fame and fortune |
| STD | a disease spread by sexual contact |
| volatile mismatch | a clash between a teenager's needs and the structure and functioning of his or her school |
| adolescent egocentrism | the tendency of adolescents to focus on themselves to the exclusion of others |