The production systems model of Piaget's liquid conservation task presented in Table 11.1 describes a series of four models. In particular, Model IV systematically includes both the height and width of each container
The capacity to consider multiple aspects of the problem is closest to which aspect of concrete operational thought?
A) egocentrism
B) reversibility
C) decentered thought
D) seriation
C) decentered thought. Like Piaget's idea of decentered thought, more advanced production models have more elaborate rules in which multiple aspects of a situation are considered.
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In a study that is described in the textbook, participants had to decide whether rotated letters were normal or mirror images of themselves. An analysis of participant reaction times indicated that
a. decision times were proportional to the degree to which each letter had to be mentally rotated. b. the farther a letter was from normal, the faster it was mentally rotated by the participant. c. the task proved impossible for most participants to perform. d. there was little relationship between the degree to which each letter had to be mentally rotated and reaction times.
Psychoactive drugs are
a. drugs that speed up activity in the central nervous system. b. drugs capable of influencing mental processes and behavior. c. drugs that slow down activity in the central nervous system. d. drugs derived from the opium poppy that relieve pain and produce euphoria. e. drugs that are capable of inhibiting the endocrine system functions.