To determine if sugar-rich diets affect hyperactivity in kids, a researcher first received parental permission and then prepared two daily menus that children received for a 30-day period
A high-sugar diet was given to the boys, whereas the girls had a menu that seemed identical but was not a high sugar diet. At the end of 30 days, the boys and girls were evaluated to determine their levels of hyperactivity. In the study, the amount of sugar in each child's diet is the ________.
a) placebo
b) independent variable
c) dependent variable
d) control group
ANS: B, Because the amount of sugar in the diet is manipulated by the researcher, this would be the independent variable.
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The leading cause of death for children ages 1 to 14 is __________.
A. intentional injuries B. unintentional injuries C. cancer D. pneumonia
The "where" touch pathway involves areas in the _____ portion of the _____ lobe.
A) lower; parietal B) upper; parietal C) lower; frontal D) upper; frontal
Kramer tells Elaine that he is dominating the mat at his karate dojo. He feels great about being much better than all of his sparring mates. When Elaine goes to watch him, she realizes that he is the only adult. The other karate students are children! Kramer is demonstrating
A. actor-observer effect. B. a temporal comparison. C. relative deprivation. D. downward social comparison.
Greta's child, as it has grown, has developed facial deformities, heart defects, cognitive impairments, and stunted growth. If these defects can be traced to drug use by Greta when she was pregnant, which drug was she MOST likely abusing?
a. nicotine c. cocaine b. marijuana d. alcohol