Protective custody. Protective custody is a type of imprisonment (or care) to protect a person from harm, either from outside sources or other prisoners. Many administrators believe the level of violence, or the underlying threat of violence within prisons, is a chief factor causing the need for PC units.
What are the two defining features of an experiment. for a good experiment, you need good manipulation skills (don't always ask the teacher what to do). each experiment must have a dependent, an independent and control variables. your lab report must have background info, aim, hypothesis, list of appar... view the full answer.
The hallmark of an experiment is that the individual or team conducting an investigation is curious about a particular variable. To investigate this variable, the researchers strive to control all other variables pertaining to the subject. Sometimes this involves modifying the environment or stimuli of a subject.