Some high schools in the United States are beginning the school day later and ending it in the
evening. What research regarding circadian rhythms caused these schools to change their start
and end time?
a. Adolescents have a melatonin surge later in the day, causing them to have difficulties waking
early and allowing them to stay up late.
b. Adolescents circadian rhythms cause them to feel more positively towards a school day that
begins later.
c. Adolescents release thyroxin at high levels, causing them to need more morning sleep and a
later bedtime.
d. Adolescents attendance rates improve if the commencement time is later in the day.
a. Adolescents have a melatonin surge later inthe day, causing them to have difficulties
waking early and allowing them to stay up late.
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Age-related changes in attention involve an increase in inhibitory processes
Indicate whether the statement is true or false.
Which of the following is predicted from the original frustration aggression hypothesis?
A. Aggression is always caused by frustration. B. Aggression is sometimes caused by frustration. C. Frustration is the only one of many causes of aggression. D. Catharsis always leads to frustration.