Mohammed is climbing a ropes course while his coach times him. He moves swiftly and precisely through the obstacles. Mohammed's movements illustrates growth in which of the following areas?
a. balance
b. agility
c. reaction time
d. strength
B. Agility is the ability to move quickly and precisely.
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In the 1990s, the large increase in the number of adults reporting recovered decades-old memories of childhood sexual abuse probably was the result of:
A) memory misattribution produced by the prevalence of graphic sexuality shown on television. B) egocentric bias. C) the prevalence of psychoactive drugs and the permissive sexual culture in the 1960s, when these same individuals were children. D) suggestive techniques used by psychotherapists.
classical conditioning
What will be an ideal response?
A survey of girls and boys aged 8 to 18 years found that young people spend a daily average of about __________ with some kind of media.
A. 1.4 hours B. 3.7 hours C. 6.5 hours D. 10.2 hours
Melanie and Joseph, psychology researchers, decide to conduct a study on the impact of age-related changes on sleeping patterns. Melanie wants to observe a sample of ten 35-year-old people over five years, whereas Joseph wants to observe a sample of two hundred 25- to 35-year-old people over two weeks. Which of the following supports Melanie's preference for the method of study?
A. A cross-sectional study is better than a longitudinal study because cross-sectional studies avoid confounding age with cohort effects. B. A longitudinal study is better than a cross-sectional study because longitudinal studies seldom present the problems of attrition. C. A cross-sectional study is better than a longitudinal study because cross-sectional studies illustrate similarities or differences among people of different ages. D. A longitudinal study is better than a cross-sectional study because longitudinal studies help establish age-related changes over a long period of time.