During early childhood, which organ undergoes the most rapid development?
A. heart
B. brain
C. lungs
D. skin
Answer: B
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Perhaps the biggest change for grandparents that has occurred in recent years is a. the number of grandparents who serve as custodial parents or primary caregivers for their grandchildren. b. the number of grandparents who have been cut out of their grandchildren's lives as a result of conflict with their own children. c. the number of grandparents who live single lives as opposed to being
married or partnered. d. the number of grandparents who have continued working past the standard age of retirement.
The Lipperts have adopted an infant who is at risk for Reactive Attachment Disorder. Based on the supports they are able to provide in their home which area of development is likely to show improvement first?
a. Social b. Cognitive c. Language d. Physical
If we have data that have been sampled from a population that is normally distributed with a mean of 50 and a standard deviation of 10, we would expect that 95% of our observations would lie in the interval that is approximately
a. 30—70. b. 35—50. c. 45—55. d. 70—90.
What is the number of commercials—which consist mostly of advertisements for toys, cereal, candy and fast food—that the average child sees per year in the United States?
a. 400 b. 4,000 c. 40,000 d. 400,000