In an experiment studying classical conditioning,a tone sounds and 0.5 seconds later a puff of air is delivered to a participant's eye.The participant blinks.This process is repeated once per minute.After a number of trials,the participant blinks as soon as the tone sounds and before the puff of air is actually delivered.Within the context of this example,what is the US?
A)the puff of air
B)the tone
C)the time interval
D)the blinking

Question

Quizplus · Accepted Answer

In classical conditioning, the unconditioned stimulus (US) is the stimulus that naturally and automatically triggers a response without any learning taking place. In this example, the puff of air is the US because it naturally and automatically produces the reflexive response of blinking in the participant.

In an Experiment Studying Classical Conditioning,a Tone Sounds and 0