Marvin, age 7, and Edgar, age 4, are sitting at the table as their mother pours milk into their glasses. Both glasses are the same size and shape. However, Marvin's mother notices a chip on the lip of his glass, and decides that it is safer if she pours that milk into another glass. The new glass is shorter and much wider, and when she pours the milk into the new glass Edgar laughs and says that now he has more milk than Marvin. However, Marvin is not upset because he knows that he still got the same amount of milk. Marvin is demonstrating __________.
A. formal operations
B. decentering
C. the preoperational stage
D. the abstract operational stage
Answer: B
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Former members of a Girl Scout troop have gotten back in touch on Facebook. Verda reminds the others of their camping trip, where it rained for 3 days. Others share their memories of that weekend as well. What is most likely to happen to Verda’s memories?
a. ?They remain essentially the same. b. ?They are stored in a separate section of long-term memory from the memories of others. c. ?They are over-written by the memories shared by others. d. ?They interact with others’ memories and are re-encoded as new long-term memories.
When teachers use Piaget's theory of cognitive development, which of the following do they practice?
A. They provide instruction appropriate for the current development stage and encourage the child to move on to the next level. B. They provide instruction appropriate for the current development stage and encourage the child to remain at that level until they achieve complete mastery. C. They provide instruction appropriate for the next development stage to encourage the child to move on to the next level. D. They provide instruction appropriate for the next development stage and push them to try harder.
If Piaget could revise his theory of cognitive development, what might he have changed?
A. genetics and the environment influence cognitive abilities B. children have less long-term memory C. children are only passively involved in their own cognitive development D. stages of cognitive development are fixed
In his work on the two-point threshold, Weber found that the most sensitive area (smallest threshold) was the ____ and the least sensitive area (largest threshold) was the ____.?
a. ?nose; forearm b. ?tongue; finger tip c. ?finger tip; ear lobe d. ?tongue; middle of the back