Question

What distinguishes a vowel sound from a consonant sound?

• A. Vowels involve nasal airflow; consonants do not
• B. Vowels are produced with no obstruction of airflow
• C. Consonants are louder than vowels
• D. Vowels are always voiced; consonants are always voiceless

Answer 1

Answer:

B. Vowels are produced with no obstruction of airflow

Vowel sounds occur when air flows freely through the vocal tract without friction or blockage. In contrast, consonants involve some kind of obstruction or narrowing of the airway​.