Cross-cultural research studies designed to evaluate various aspects of Piaget's theory of cognitive development have found:
a. children across the world develop cognitively in similar ways, but significant cultural differences occur in the rate of development
b. the rate of cognitive development is similar in children, regardless of the culture they experience
c. spatial skills often develop later than Piaget had predicted, particularly in nomadic societies
d. children across the world reach the formal operational stage of thought by early to midadolescence
A
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Gina and David are both 12 years old. Given what we know about adolescent height and weight growth spurts, which would you expect to find?
a. David is taller than Gina. b. Gina is taller than David. c. David weighs more than Gina. d. They would be the same height and weight as neither have entered the adolescent growth spurt.
Myelin is made up of fats and proteins and wraps around axons to ______.
a. store information b. increase the speed of information transmission c. protect the nerve d. provide support and stability for the nerve
The criterion of success in college is most often students’ ______.
A. classroom test scores B. professors' ratings C. grade point average D. community service activities
The motor theory of speech perception is an example of a ______ theory of speech perception.
A. general-mechanism B. voicing-mechanism C. special-mechanism D. phoneme-mechanism