Thirst and sleepiness are
a. episodic drives.
b. come and go in a fairly regular cycle each day.
c. unaffected by external incentives.
d. unaffected by early experiences and learning.
B
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By what means do we perceive the pitch of an intermediate-frequency sound (such as 1000 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.
To minimize reactivity, researchers conducting naturalistic observations may ____
a. ?attempt to control the variable being studied b. ?inform the participants in the study about the hypotheses being tested c. ?debrief participants extensively d. ?observe from a discrete distance or via a video feed
Which psychologist theorized that group membership fills needs for social comparison?
a. Harold Kelley b. Philip Zimbardo c. Theodore Newcomb d. Leon Festinger
Adults who had a secure attachment in childhood report ____
a. more guilt and loneliness c. more anxiety and shame b. more positive childhood experiences d. lower levels of self-esteem