Which of the following five graphs is correct for a particle moving in a circle of radius r at a constant speed of 10 m/s? 
Definitions:
Mere Exposure Effect
A psychological phenomenon where repeated exposure to a stimulus increases a person’s preference for it.
Attitudes
A person's enduring positive or negative evaluation of an object, person, event, or idea.
Attitude Polarization
The phenomenon when a disagreement becomes more extreme as the differing parties consider evidence for their perspectives.
Cognitive Dissonance
An internal conflict caused by simultaneous, incompatible beliefs and attitudes.
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