Sensation And Perception 8th Edition By Goldstein – Test Bank

Chapter 11: Sound, The Auditory System, and Pitch Perception

Multiple Choice Questions (47) (Numbers 2, 7, 15, 19, 24, 28, 34, 38, 39 and 45 are on the companion website.)

1. Helen Keller, who was born deaf and blind, felt that being ____ was worse because _________.
a. deaf; it isolated her from people ** (page 260; factual)
b. deaf; she couldn’t hear music
c. blind; it made it difficult to walk without help
d. blind; it isolated her from things

2. The question “If a tree falls in a forest and no one is there to hear it, would there be a sound?” is useful because it highlights that “sound” can be
a. a physical stimulus.
b. a perceptual response.
c. both a perceptual and physical stimulus. ** (page 261; conceptual, WWW)
d. a philosophical stimulus.

3. The speed of sound through air is
a. 50 meters per second.
b. 340 meters per second. ** (page 261; factual)
c. 1500 meters per second.
d. 3000 meters per second.

4. The wave form pattern of a pure tone is a(n)
a. square wave.
b. random wave.
c. asymmetrical wave.
d. sine wave. ** (page 262; factual)

5. The highest sound intensity level allowed for previews in a movie theater is now ___ dBs.
a. 40
b. 86 ** (pages 262 and 279; applied)
c. 140
d. 160

6. As you increase the decibel level from 80 dB to 100 dB, the sound pressure ratio goes from _____ to ______.
a. 80; 100
b. 800; 1000
c. 100; 1000
d. 10,000; 100,000 ** (page 263; applied)

7. The sound pressure level increases____ as the decibel level increases from 40 to 80 dBs.
a. 1.5 times
b. 2 times
c. 4 times
d. 10 times ** (page 263; factual, WWW)

8. The unit of measurement for sound wave frequency is
a. bels.
b. decibels.
c. Hertz. ** (page 263; factual)
d. degrees.

9. A complex tone can be created by starting with a pure tone, called the ____________, and adding frequencies that are multiples of this first frequency.
a. fundamental frequency ** (page 263; factual)
b. harmonic frequency
c. spatial frequency
d. audible frequency

10. A frequency spectrum shows a tone that is composed of a frequency of 440 Hz, 880 Hz, and 1320 Hz. The 880 Hz and 1320 Hz frequencies are called _____ in this example.
a. fundamental frequencies
b. harmonics ** (page 263; factual)
c. tertiary frequencies
d. quadratic frequencies