Light waves from a blue shirt stimulate different photoreceptors than light waves coming from a red shirt. The fact that we see these shirts as two different colors can be explained by _____
a. trichromatic theory
b. hyperopia
c. opponent process theory
d. motion parallax
Answer: A
Rationale: Color vision is in part determined by three different cone types that are sensitive to short, medium, and long wavelengths of light.
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When Watson proposed that psychology should only study observable behaviors and not consciousness, he was emphasizing the unifying theme that
a. behavior is influenced by multiple causes. b. people's experience of the world is highly subjective. c. psychology should use theories. d. psychology should be empirical.
If the null hypothesis is true, what value is expected on average for the repeated-measures t statistic?
a. t= 0 c. t= 1.96 b. t= 1 d. t> 1.96
Which scientist adopted an extreme view of localization that has not held up to later scientific investigation?
A. Paul Broca B. Phineas Gage C. Luigi Galvani D. Franz Gall
Bargh, Chen, and Burrows (1996) found that students presented with lists of rude words were more likely to interrupt conversations. Which best explains this reaction?
A. priming B. experience C. heuristics D. principle of parsimony