What has been the conclusion of five decades of research, including more than 300 studies, regarding children watching violence on TV? Watching TV violence ____
a. helps to dissipate aggression levels in children
b. reduces overall aggression in young children
c. increases children's aggression
d. strangely promotes children helping behavior
C
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Studies of employment in adolescence ________ work experiences in high school upon school achievement and psychological adjustment
a. show the clear benefit of b. have not yet been performed to determine the effects of c. reveal that many factors appear to influence the impact of d. show the harm that is definitely caused by
Habituation occurs when infants' looking time decreases significantly as a result of repeated presentation of a stimulus
Indicate whether the statement is true or false
Murnane and Levy (1997) found that what percentage of 17-year-olds cannot read or do math at the level needed to perform the types of new jobs that are being created today?
a. 50% b. 35% c. 20 % d. 5%
In order to study sleep in natural conditions, researchers took people out to camp in the woods for one week. What did they discover about the influence of natural light on the participant’s biological clocks?
a) No change was noted in their biological clocks. b) It shifted the increase and decrease of melatonin in their bodies to 2 hours earlier to correspond with the natural light-dark conditions. c) It shifted the increase and decrease of melatonin to 2 hours later each night. d) Their biological clocks were reset so they were sleepy at 5 p.m. and wide awake at noon.