week 4 - sensational

Question 1

define sensation

Answer 1

process where sense organs gather information about the environment and transmit it to the brain for initial processing

Question 2

define perception

Answer 2

is the process by which the brain selects, organizes and interprets sensations.

Question 3

what are the three basic principles across all senses

Answer 3

A: no one-to-one correspondence with physical and psychological reality

B: sensation and perception are active, not passive

C: sensory and perceptual processes reflect impact of adaptive pressures over the course of evolution

Question 4

sound wave’s frequency (pitch) refer to:

Answer 4

number of times those particles oscillate per second.
loudness of a sound reflects the height and depth (amplitude) of a wave.