You place five pennies in a row and then take five more pennies and place them in a row directly below the other,
so that the pennies in the two rows are paired. Your five-year-old son tells you that there are the same number of pennies in each row. You then spread out the pennies on the bottom row so that it looks longer. Your son now thinks that the bottom row has more pennies, showing that he lacks
a. conservation.
b. object permanence.
c. assimilation.
d. egocentrism.
ANSWER: a
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During an action potential, the electrical charge inside the neuron is _________ compared to the electrical charge outside the neuron
A) positive B) balanced C) negative D) neutral
The fans love the new scoreboard at the ballpark. Every time a batter hits a home run, flashing lights on the scoreboard make it look as though an imaginary ball is leaving the field. The fans are witnessing
a. the Ponzo illusion. b. the law of proximity. c. relative motion parallax. d. the phi phenomenon.