PSYC 304 Week 6 Quiz| Questions and Answers Latest Updated 2026 (Graded A+)-American Public University

PSYC 304 Week 6 Quiz| Questions and Answers Latest Updated
(Graded A+)-American Public University

Question 1 of 15

2.0 Points



The speed of sound through air is




A.50 meters per second

Correct B.340 meters per second

C.1500 meters per second

D.3000 meters per second




Answer Key: B




Question 2 of 15

2.0 Points



Pitch is primarily dtermined by the of the sound wave.




A. amplitude

, B. clarity

C.decibels

Correct D.frequency




Answer Key: D




Question 3 of 15

2.0 Points



Loudness of pure tones depends on frequency and sound pressure level can be shown
graphically using




Correct A.equal loudness curves

B.timbre resonance curves

C.receiver operating characteristic curves

D.Fourier functions




Answer Key: A