Which of the following describes a risk associated with cross-sectional research on iq? in a cross-sectional study, the researchers incur significant expenditure of time as he or she waits for the participants to get older. in a cross-sectional study that compares iq scores, the difference in iq scores of 25-year-olds and 45-year-olds is due to differences in educational attainment. in a cross-sectional study, the participants may move or die before the study has been completed. in a cross-sectional study that compares iq scores, the difference in iq scores of 25-year-olds and 45-year-olds is due to the 45-year-olds having taken the same test at several points in time.

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

Chapter 1 what is the sociological perspective? why did durkheim say that some people are more likely to commit suicide? what does it mean that sociology us to see that “things are not as they seem"? what is the "sociological imagination"? how did industrialization and urbanization lead to the development of sociology? who is the "father" of sociology (and coined the term sociology)? what was the major goal of sociology’s pioneers like comte and durkheim? what did herbert spencer say? what did karl marx think caused social change? when did sociology become established as an academic discipline in the u.s.? what did w.e.b. dubois say was the major problem of the 20th century? what is the functionalist view of society? what is the main focus of the conflict perspective? why are gender and race important to the conflict perspective? what is the symbolic interactionist perspective? chapter 2 why is culture vital to human survival, and how is that different from animal instinct? what is the sapir-whorf hypothesis? what is a norm? what are mores and folkways? how does the u.s. compare to other nations in terms of how multicultural or culturally diverse it is? what is a subculture? what is a counterculture? what is cultural lag? can you give an example? what is the ethnocentrism vs. cultural relativism debate about?

As with any small island country, cuba has fewer natural resources than countries such as brazil. this affects their economy in that cuba a) exports only manufactured products. b) exports more products than it imports.. c) must import more products than it exports. d) has imposed trade barriers against the united states.