How were nomadic lifestyles affected by the environment? Choose three correct answers. 1. Nomads lived alone in the Arabian Peninsula’s warm deserts.
2. Nomads often migrated to find pasture for their animals.
3. Nomads needed to migrate to find and use limited sources of water.
4. Nomads lived a sedentary life because of the Arabian Peninsula’s climate.
5. Nomads traveled in tribal communities to help one another survive harsh conditions.

Potentially, a large spill can be: a) an environmental threat, if it gets into drains b) a dangerous fire hazard c) harmful to individuals d) all of the above

You think all professors are uncoordinated, but then you see your social psychology professor make a diving catch down the left-field line at an intramural softball game against the arts department team. you also notice that your professor hits lead-off for the team and is able to score from second base on a ground-out. you maintain your original stereotype of professors as uncoordinated by deciding that this one individual is an exception to the rule because he is a “young professor.” this is an example of

Asociologist wants to study a culture that occurs in some women’s prisons: “state families,” in which individual prisoners take on certain roles within a group of like-minded prisoners. there is previous evidence that younger prisoners will use older inmates who play the roles of grandparents as a resource before they will turn to staff for and advice. the lieutenant in charge of a dorm of long-term prisoners offers to gather volunteers to speak to the researcher and also offers to vouch for the integrity of the researcher. the use of this staff is: a valid use of a statistical technique referred to “snowball sampling” wherein the inclusion of the first subject leads to the recruitment of another one subject.a useful tactic in obtaining a sample of prisoners who both meet the criteria and who will be honest with the researcher.wrong and is prohibited; subject selection needs to be free from intervention by prison authorities or prisoners.acceptable only when the researcher’s irb grants a special waiver.