| A | B |
| A gathering of people who have limited interaction with one another and do not share clearly defined conventional norms or a sense of group identity | collectivity |
| Relatively spontaneous social behavior which occurs when people try to develop common solutions to unclear situations | collective behavior |
| A temporary gathering of people who are in close enough proximity to interact | crowd |
| The theory that people join social movements because they feel deprived relative to other people or groups with whom they identify | relative deprivation theory |
| Movement whose goal is a total and radical change of the social structure | revolutionary movement |
| the theory that resources are needed for a social movement to bring about change, regardless of the group's level of deprivation | resource mobilization theory |
| Emotionally charged collectivity whose members are united by a specific, destructive goal | mob |
| A collection of people who erupt into generalized destructive behavior due to social disorder | riot |
| Spontaneous and uncoordinated group action to escape some perceived threat | panic |
| An unfounded anxiety shared by people who can be scattered ovear a wide geographic area | mass hysteria |
| Enthusiastic attachments among large numbers of people for particular styles of appearance or behavior | fashions |
| An unconventional object, action, or idea that a large number of people are attacted to for a short period of time | fad |
| An unverified piece of information that is spread rapidly from one person to another | rumor |
| Stories that teach a lesson and seem realistic but are untrue | urban legends |
| A group of geographically scattered people who are concerned with or engaged in a particular issue | public |
| Collection of differing attitudes that members of a public have about a particular issue | public opinion |
| An organized and deliberate attempt to shape public opinion | propoganda |
| A long term conscious effort to promote or prevent social change | social movement |