You are the parent of a 9-year-old and a 15-year-old. How does the rate of physical activity change from middle childhood to late adolescence for many children?
What will be an ideal response?
There is a steep decline in physical activity from middle childhood to late adolescence. One study found that 9-year-old children engage in about 3 hours of physical activity each day of the week and weekend, while 15-year-olds spend less than an hour on weekdays and only a half hour on weekends.
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Responses maintained with ____ reinforcement are more resistant to extinction
a. intermittent b. continuous c. primary d. secondary
How would Sullivan’s interpersonal personality theory explain Jason’s lack of close relationships, especially with his wife and children?
What will be an ideal response?
Jason suddenly notices that the world looks weird to him. Some objects look bigger than normal and others look smaller. Cars passing by seem oddly shaped, and people appear dead or mechanical. Joe is experiencing
A. derealization. B. depersonalization. C. classic early psychosis symptoms. D. mania.
Studies with rats have indicated that early stimulation is associated with:
A) well arborized dendrites B) early death among female rats, but not male rats C) larger receptors, such as eyes and ears D) more fertile rats E) all of the above