As people discover that they are no longer as good as they once were at certain tasks, they accommodate, shifting to activities that depend more on
A) accumulated knowledge.
B) verbal IQ.
C) cognitive efficiency.
D) perceptual speed.
A
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Pedro has been a competitive swimmer all his life, and recently has cut back on some of his other activities to increase the time he has for aquatic training. What is Pedro's behavior an example of ?
A. activity theory B. continuity theory C. selective optimization D. minimizing theory
A golfer yells "fore" after hitting a golf ball in the direction of Morris. Morris turns in the direction of the yell and is able to avoid the ball. Morris was able to determine the direction of the yell because of:
a. movements of hair cells within the basilar membrane b. movements of fluid within the cochlea c. the sound of the yell hitting both ears at the same time d. the sound of the yell hitting one ear before the other
Light, a central player in our visual perception of the world, is a form of
A) chemical energy. B) mechanical energy. C) vibration. D) electromagnetic energy.
The table that researchers consult in order to determine whether their results are
statistically significant describes a __________ distribution. a. normative b. normal c. standard d. significant e. decision