Lena is studying the properties of light in a laboratory. If she increases the amplitude of the light waves she is studying, what effect will this have on her perception of the light?
a. ?The light will be brighter.
b. ?The light will be dimmer.
c. ?The hue of the light will be more red-toned.
d. ?The hue of the light will be more blue-toned.
Correct answer is a. ?The light will be brighter.
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Because minorities are underrepresented in psychology departments in colleges and universities, the American Psychologist Association:
A. advocates a quota system B. assists departments in providing salaries for minority faculty members C. offers full scholarships to any minority student who wishes to major in psychology D. visits high schools to tell students about careers in psychology
The coating of the neural pathways with a fatty substance, which results in more efficient processing of electrical signals, is called
A. maturation. B. myelination. C. insulation. D. functionalization.
Answer the following statement(s) true (T) or false (F)
In studies of attitude, the affective component in characterized by knowledge of an object or person
Which of the following psychostimulant drugs is highly lipophilic, easily penetrates the blood–brain barrier, is stable against enzymatic degradation by monoamine oxidase, and, for these reasons, has the greatest abuse potential?
a. d-amphetamine b. l-amphetamine c. dl-amphetamine d. methamphetamine e. methylphenidate