How do we perceive the pitch of a low-frequency sound, such as 30 Hz?
a. The number of hair cells responding is proportional to the sound frequency.
b. The sound wave excites a particular location on the basilar membrane
c. Each hair cell produces an impulse for each sound wave.
d. Each sound wave excites a group, or volley, of hair cells.
c
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While working on his Ph.D., James developed a test to evaluate intelligence in children. James is probably studying:
A. clinical psychology B. psychobiology C. humanistic psychology D. psychometrics
Boys show a small edge over girls in global self-esteem. In early adolescence,
a. this difference all but disappears. b. girls show a greater increase than boys. c. this sex difference becomes more noticeable. d. this difference remains about the same.
The Milgram experiments suggest that normal citizens will engage in violent behavior if what condition is met?
A. They are paid well. B. They are left alone to make their decisions. C. They are told not to by figures who do not hold authority over them. D. They believe they are acting on behalf of a higher cause, like patriotism.
Which statement most accurately depicts middle age?
It is a time of severe emotional crisis. There are very few changes at midlife. Changes do not necessarily cluster around age 40. It always begins at age 40.