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.
Self-control is the ability to control one's emotions, behavior, and desires in the face of external demands, to function in society. In psychology it is sometimes called self-regulation, although that is itself a somewhat broader concept. Self-control is essential in behavior to achieve goals and to avoid impulses and/or emotions that could prove to be negative or destructive.