In a study by Johansson (1973), a model had lights attached to key points of the body. In the dark, participants were only able to determine that the lights represented a person when ______.
a. the person was in motion
b. the person was completely still
c. the lights were flashing
d. participants could never identify the lights as a person
a. the person was in motion
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Documentation helps reduce the effects of all the following except ______
a. first impressions b. recent behaviors c. leniency d. extreme behaviors
In cultures where Western lifestyles of eating and exercising have been adopted, obesity rates have _____________ over the last 20 years
a. remained relatively stable b. decreased slightly c. doubled d. tripled
Piaget's Substage 3: Secondary circular reactions stage occurs for infants in the age range of
a) 1-6 months of age. b) 1-8 months of age. c) 1-4 months of age. d) 4-8 months of age.
The ________ is the most important part of the retina and is a tiny area in the center of the retina at which vision is at its best.
A. iris B. fovea C. cornea D. sclera