The Flynn effect refers to the observation that ________.
A. IQs have increased steadily from one generation to the next
B. the differences between groups tend to be greater than the differences within groups
C. the IQ gap between middle- and low-SES children accounts for some of the ethnic differences in IQ
D. poverty severely depresses the intelligence of ethnic minority children
Answer: A
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The devastating effects of learned helplessness point out the importance of which of the following in defending against psychological problems?
a. hope b. trust c. sublimation d. primary appraisals
A researcher wants to obtain good structural views of the brain as well as information on ongoing changes in brain activity. Which of these would be the best choice for this researcher?
a) electroencephalography (EEG) b) computerized axial tomography (CT) scan c) positron emission tomography (PET) scan d) functional magnetic resonance imaging (fMRI) scan
In understanding the impact of diverse friendships during childhood, the following is true:
a. having more cross-ethnic friends is better than having more similar-ethnic friends. b. benefits come from both cross- and same-ethnic friendships. c. having more same-ethnic friends is better than cross-ethnic friendship. d. what is important is having friends, regardless of their ethnicity.
The nervous system is divided into two main parts:
a. the central nervous system and the peripheral nervous system. b. the brain and the spinal cord. c. the autonomic nervous system and the somatic nervous system. d. the brain and the nerves.