What percentage of North American children have at least one dental cavity by age five years?
a. 5%
b. 10%
c. 20%
d. 40%
Answer: D
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Gains in height and weight ____ during middle childhood
a. slow down b. show a dramatic growth spurt c. are fairly steady d. are rapid for girls, but slow and steady for boys
Jennie is struggling with whether to give in to peer pressure in order to fit in or whether to be herself, but not have many friends. This is an example of which psychosocial crisis?
a. Industry versus inferiority b. Trust versus mistrust c. Generativity versus stagnation d. Group identity versus alienation
During the Renaissance, Europe gradually switched from being ____-centered to being ____-centered.
a. God; human b. human; God c. individual; society d. culture; society
Freud developed his theory of personality on the basis of:
a. carefully controlled experiments. b. systematic observations of children. c. cross-cultural investigations. d. case studies of patients.