Chapter 6-acoustic Characteristics Flashcards

1
Q

What is frequency

A

The number of cycles of vibration per one second also perceived by pitch

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2
Q

What is intensity

A

The amplitude of energy or loudness

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3
Q

What sounds are more intense

A

Vowels and diphthongs.

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4
Q

What is a waveform

A

A graphic representation of sound that displays time on the X axis or the absciss and intensity on the ordinate or Y axis

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5
Q

What is a spectrogram

A

A graphic representation of all three major physical parameters time frequency and intensity

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6
Q

If you have greater intensity do you have lighter or darker bands

A

Dark

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7
Q

Do voice or voiceless consonants have a longer VOT

A

Voiceless

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8
Q

What do fricatives appear as on a spectrogram

A

Wide bands of energy continuous noise and there the highest frequency phonemes

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9
Q

What are the most intense of all the fricatives

A

Sibilants

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10
Q

Will voiced or voiceless fricatives appear darker on a spectrogram and why

A

Voiceless will be darker due to greater intensity

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11
Q

What is a formant

A

Defined as a resonance of the vocal tract

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12
Q

The duration of any phoneme depends upon what

A

Whether it is a stressed syllable the phonemic context of the syllable or word that contains the phoneme and the importance of the meaning of the word that contains the phoneme

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13
Q

Our fricatives higher or lower in pitch then vowels

A

Higher

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14
Q

Our vowels longer or shorter induration and fricatives

A

Longer

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15
Q

Nasal formants have lesser intensity than vowel formants due to what

A

Anti-residence and damping

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16
Q

What is another name for anti-residence associated with consonant production

A

Anti-formant

17
Q

Which manner has the lowest spectral pitch

A

Nasal

18
Q

Where is a stopgap seen

A

Before the release of a stop

19
Q

Primary nasal formant on a spectrogram can be seen in the region of what

A

250-300 Hz

20
Q

What is damping

A

The reduction in the amplitude of energy or intensity of a vibrating system

21
Q

What consonants have damping

A

Sonorant

22
Q

What is anti-resonance

A

Anti-formants are the same thing and they arise from changes in the residence patterns of the oral cavity and cause a decrease in intensity

23
Q

What is VOT

A

Voice onset time and it is the time differential between the release of a stop burst and the onset of the voicing of a Vowel

24
Q

What is a velar pinch

A

They are only associated with velar stop consonant production and it is the closeness of F2 and F3

25
Q

What are among the highest frequency phonemes

A

Fricatives