Sensation and Preperation

Question 1

What branch is this categorized under?

Answer 1

Psychophysics

Question 2

Minimum intensity of a stimulus at which participants can identify its presence 50%

Answer 2

Absolute threshold

Question 3

Minimum change in intensity of a stimulus that participants can detect 50% of the time

Answer 3

Just noticeable difference (JNB)

Question 4

When the intensity of a stimulus is below, the participants absolute threshold, and the participant is not consistently aware of the stimulus 

Answer 4

Subliminal perception 

Question 5

Ability to acquire information about the world without known senses 

Answer 5

Extrasensory perception (ESP)