At what age do children develop a concept of death?
A. 12
B. 10
C. 8
D. 5
Answer: D
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A researcher studies one group as they grow older in which type of study?
a. Retrospective b. Longitudinal c. Cross-cultural d. Cross-sectional
Pavlov's dogs experienced extinction trials, however a few days later, Pavlov sounded the tone and the dogs salivated. This recurrence of the extinguished response is called
a. spontaneous recovery. c. un-learning. b. acquisition. d. conditioning.
From the twentieth week until birth,
A) brain weight increases tenfold. B) glial cells decrease at a rapid rate. C) the fetus is viable. D) brain growth slows.
In which of these kinds of sexually explicit films would one come across the most realistic body sexual interactions?
A. Most sexually explicit films do not depict realistic bodies. B. lesbian C. gay male D. heterosexual