Sensation And Perception 9th Edition By E. Bruce Goldstein – Test Bank

Test Bank—Chapter 11: Hearing

MULTIPLE CHOICE

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

ANS: A REF: Hearing MSC: Factual

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. c. both a perceptual and physical stimulus.
b. a perceptual response. d. a philosophical stimulus.

 

ANS: C REF: Physical Aspects of Sound MSC: Conceptual

3. The speed of sound through air is
a. 50 meters per second. c. 1500 meters per second.
b. 340 meters per second. d. 3000 meters per second.

ANS: B REF: Sound as Pressure Changes MSC: Factual

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

ANS: D REF: Pure Tones MSC: Factual

5. The unit of measurement for sound wave frequency is
a. bels. c. Hertz.
b. decibels. d. degrees.

ANS: C REF: Sound Frequency MSC: Factual

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

ANS: D REF: Using Decibels for Large Ranges of Pressures
MSC: Applied

 

 

7. The sound pressure level increases____ as the decibel level increases from 40 to 80 dBs.
a. 1.5 times c. 4 times
b. 2 times d. 10 times

ANS: D REF: Using Decibels for Large Ranges of Pressures
MSC: Applied

8. 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 c. spatial frequency
b. harmonic frequency d. audible frequency

ANS: A REF: Complex Tones and Frequency Spectra
MSC: Factual

9. 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 c. tertiary frequencies
b. harmonics d. quadratic frequencies

ANS: B REF: Complex Tones and Frequency Spectra
MSC: Factual

10. Adding a 440 Hz tone to a 880 Hz tone and a 1320 Hz tone will result in
a. a pure tone. c. a “hissing”sound.
b. a complex tone. d. white noise.

ANS: B REF: Complex Tones and Frequency Spectra
MSC: Conceptual