A streak plate-streak shows the true color of a mineral. Photo by Patrick Laird Â©. The streak of a mineral is the true color of the mineral and is quiet helpful in identifying minerals. It is easiest to rub the mineral across a streak plate in order to view the powdered residue (streak). The best streak plates are unglazed white porcelain tiles.
Rule-governed behavior. â¢ Behavior is primarily controlled by a verbal description. of a contingency of reinforcement or punishment. â¢ The description usually describes the behavior, the SD. for this behavior and the typical consequence for this. behavior in thebehavior in the presence of the SD.
Rule is defined as to have influence or authority over others. An example of to rule is Mussolini's dictatorship in Italy. an authoritative regulation for action, conduct, method, procedure, arrangement, etc.: the rules of the school. an established practice that serves as a guide to usage: the rules of grammar. a complete set or code of regulations in a religious order: the Benedictine rule.