STUDENTS SUCCESS
Revision Examination Tests
“Come all for this Greatness”
... 100% Correct Ans ...
PSYC 515 TEST 1 COMPLETE
QUESTIONS AND CORRECT DETAILED ANSWERS
Physical definition of sound
Ans: sound is pressure changes in the air or other mediums
Quiz Perceptual/Psychological definition of sound
Ans: sound is the experience we have when we hear
Quiz Acoustics
Ans: study of the production, transmission and reception of sound
Quiz Dr. P's opinion
Ans: NO, sound is caused by waves of molecules, but the waves are not sound;
sound is a psychological event and hence depends on a nervous system to
transduce the physical energy of the vibrations to nerve energy. Without a brain to
register the physical energy, there can be waves laying the groundwork for it but no
sound.
Quiz Wavelength (λ)
Ans: distance from one peak to the next (a single cycle of wave)
Quiz Frequency (Hertz)
Ans: number of cycles/sec
Quiz The range of human hearing
Ans: extends from about 15 to 20,000 Hz.
Quiz Pressure amplitude
Revision Examination Tests
“Come all for this Greatness”
... 100% Correct Ans ...
PSYC 515 TEST 1 COMPLETE
QUESTIONS AND CORRECT DETAILED ANSWERS
Physical definition of sound
Ans: sound is pressure changes in the air or other mediums
Quiz Perceptual/Psychological definition of sound
Ans: sound is the experience we have when we hear
Quiz Acoustics
Ans: study of the production, transmission and reception of sound
Quiz Dr. P's opinion
Ans: NO, sound is caused by waves of molecules, but the waves are not sound;
sound is a psychological event and hence depends on a nervous system to
transduce the physical energy of the vibrations to nerve energy. Without a brain to
register the physical energy, there can be waves laying the groundwork for it but no
sound.
Quiz Wavelength (λ)
Ans: distance from one peak to the next (a single cycle of wave)
Quiz Frequency (Hertz)
Ans: number of cycles/sec
Quiz The range of human hearing
Ans: extends from about 15 to 20,000 Hz.
Quiz Pressure amplitude