In watching two children, Wiley, who is in the concrete operational stage, and Abby, who is in the formal operational stage, solve Piaget's pendulum problem, what difference would be evident?
A) Both Wiley and Abby will use similar strategies to solve the problem.
B) Wiley will systematically test alternative hypotheses.
C) Abby will intuitively solve the problem without experimentation.
D) Abby will systematically test alternative hypotheses.
D
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Gopnik argued that most experts today, regardless of their theoretical orientation, believe that cognitive development consists of
a. changes in a single domain-general mechanism. b. changes in a series of domain-specific mechanisms. c. changes applied simultaneously to all domains. d. changes that occur repeatedly in the same domains.
Four-month-old Timothy takes his mother’s keys and begins to put them into his mouth but then discovers that when he shakes them, they make a pleasant sound. Timothy’s treatment of the keys demonstrates which concept of Piaget’s theory?
a) assimilation b) accommodation c) organization d) adaptation