Multiple Choice
A dog whistle can be heard by dogs but not by humans.This whistle takes advantage of a characteristic of sensory systems known as
A) the absolute threshold.
B) the difference threshold.
C) perceptual defense.
D) a just noticeable difference.
Correct Answer:

Verified
Correct Answer:
Verified
Q113: Dark adaptation can be completely wiped out
Q163: When American and Japanese participants were shown
Q447: Figure-ground organization is probably inborn, because it
Q527: In their experiments on the brain and
Q532: The fluid-filled sacs that are sensitive to
Q659: After a lifetime of blindness, a newly-sighted
Q866: In the textbook is a photomosaic by
Q867: Fans of opposing sports teams often act
Q868: Communication with the dead is called mediumship,
Q872: Five-year-old Jay drew a picture of an