In the ideal normal curve, 95% of the population falls within _____ standard deviation(s) of the mean
a. one
b. two
c. three
d. four
ANSWER:
b
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M-cones respond BEST to _____ light.
A) blue B) red C) yellow D) green
The dual representation principle means that the child
a. can think about an object in two ways simultaneously. b. knows that toys or other objects ought to be shared. c. believes that an object, such as a toy, can be resurrected after it has been broken or lost. d. and a playmate both think about one object.
PET scans of human subjects who watched colored rectangles for changes in either
shape, color, or speed of movement showed increased levels of brain activity a. that varied directly with the speed at which the rectangles were displayed. b. only until subjects accurately learned to anticipate changes in the attributes of the rectangles. c. in brain regions that analyze shape, color, or speed of movement. d. each time the subjects were instructed to follow a different attribute of the rectangles. e. predominantly in the left superior parietal and temporal lobes.
Why is it unwise to use euphemisms when explaining death to children?
a. Children will take the euphemisms literally and fail to understand the deeper meaning of such statements. b. Children will become traumatized and start to fear things they should enjoy. c. Children will come to confuse cartoon and storybook characters with real people. d. Research shows that such approaches actually lead to greater symptoms in children.