What observation persuaded Piaget that young children lack the concept of object permanence?
a. They don't reach around a barrier to retrieve a toy
b. They look away from a toy after seeing it for only a few seconds.
c. They say that a row of coins has more after they are spread out.
d. They say that a ball of clay weighs more after it has been squashed flat.
a
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Therapeutic drugs that gradually reduce symptoms such as hallucinations, delusions, hyperactivity, and mental confusion are
a. antidepressant drugs. b. antipsychotic drugs. c. mood stabilizers. d. antianxiety drugs.
Giftedness is an extreme of intelligence defined as having an IQ score of ____
a. ?100 or above b. ?130 or above c. ?150 or above d. ?170 or above
According to Natalie Rogers, external conditions that nurture creativity include all of the following except:
______ is a problem for field studies.
a.Demand characteristics b.Low internal validity c.Low external validity d.Experimenter effects