The classical approach to concepts is that they are mental representations of
A. the averaged features of all members of a category.
B. the collection of all retrieved memories of encounters with members of a category.
C. a definition consisting of necessary and sufficient features of all members of a category.
D. how and why features of category members are related to one another.
Answer: C
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To assess your personality, a person who practices palmistry would want to
a. study your handwriting. b. examine the bumps on your head. c. study the lines and creases on your palm. d. place you into a trance-like state.
Current research addressing sex differences in achievement suggests that
A. if differences in math and science are found between American boys and girls today, they are very slight. B. there were so many methodological flaws in the earlier research that the differences in boys' and girls' math and science abilities were unduly exaggerated. C. girls have closed the math/science gap and have now become better in these subjects than boys. D. girls still lag far behind boys on science and math, both in the United States and elsewhere.
What breeds relationship satisfaction?
A. equal intelligence B. financial gain C. being opposite D. being similar
Alisha is pregnant, and is reading about how the embryo she is now carrying will develop into the infant she will deliver. She learns that the central layer of an embryo is called the _____, from which the baby's bones and muscles will develop.
a. endoderm b. neural tube c. ectoderm d. mesoderm