Elementary school children in the U.S. grow, on average, __________ a year.
A. 2 to 3 inches
B. 4 to 5 inches
C. 1 to 2 inches
D. 3 to 4 inches
Answer: A
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Research has found that infants as young as 2.5 months of age have a rudimentary form of object permanence. Why then, do they not actively search for hidden objects until 8 months of age?
a. Coordination of acts does not occur until 8 months. b. Children do not "look in order to see" until 8 months of age. c. 8-month-olds do not yet perform primary circular reactions. d. 8-month-olds lack the ability to assimilate.
The period of prenatal development before implementation in the uterus.
Rita is concerned about her job security and her ability to make her mortgage payments. What can these concerns lead to?
a. indebtedness c. eustress b. physical illness d. Type A behavior
A riverboat gambling company wants to increase the amount of money that patrons gamble while on board. A researcher suggests that the scent of ginger in the air might increase interest in gambling
What would a researcher select as the most likely independent variable and dependent variable in an experiment designed to test this idea? a) The independent variable would be the scent of ginger; the dependent variable would be the noise level on the boat. b) The independent variable would be the sense of smell; the dependent variable would be the level of the scent of ginger. c) The independent variable would be the amount of ginger in the air; the dependent variable would be the amount of money bet. d) The independent variable would be the amount of money gambled; the dependent variable would be the amount of money that is lost.