Among U.S. ninth graders who use alcohol and drugs, the preferred substances, ranked in order from "used the most" to "used the least," are
A) alcohol, Ecstasy, and marijuana. B) marijuana, alcohol, and Ecstasy.
C) alcohol, marijuana, and Ecstasy. D) marijuana, Ecstasy, and alcohol.
C
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A major function of gender roles is that they:
A. influence how hormones interact with body tissue B. cause sexual dysfunction C. influence how we think and behave D. determine sexual orientation
Research on Kohlberg's theory of moral development:
A) supports his claim that the stages are discrete and nonoverlapping. B) supports his claim that more boys than girls reach the postconventional stage. C) shows that his view accurately describes moral thinking in non-Western societies. D) supports his claim that moral development shifts emphasis from punishment to social rules to
A magnetoencephalography study of professional musicians listening to pure tones showed that the musicians had ____.
A. brain responses that were twice as strong as non-musicians B. slightly less brain responses as non-musicians C. drastically less brain responses as non-musicians D. brain responses five times as strong as non-musicians
The smallest change in the magnitude of a stimulus that can be detected is called a(n)
a. minimal threshold. b. perception threshold. c. absolute threshold. d. just-noticeable difference. e. absolute difference.