1. What organs of speech do you know? Articulators transform the sound into intelligible speech. They can be either active or passive. They include the pharynx, the teeth, the alveolar ridge behind them, the hard palate, the softer velum behind it, the lips, the tongue, and the nose and its cavity. 2. The roof of the mouth is divided into…? The palate is commonly called the roof of the mouth. It is divided into two parts: the bony hard palate in the front, and the fleshy soft palate (called the velum) in the back of the mouth. The hard palate is part of the oral cavity and the soft palate is part of the oropharynx. 3. What are passive organs of speech? Passive articulators remain static during the articulation of sound. Upper lips, teeth, alveolar ridge, hard palate, soft palate, uvula, and pharynx wall are passive articulators. 4. What are active organs of speech? The active articulators are the lower lip and the tongue, What is a sound division? 5. What is a vowel? A vowel is a syllabic speech sound pronounced without any stricture in the vocal tract. Vowels are one of the two principal classes of speech sounds, the other being the consonant. ... In English, the word vowel is commonly used to refer both to vowel sounds and to the written symbols that represent them. 6. What is a consonant? In articulatory phonetics, a consonant is a speech sound that is articulated with complete or partial closure of the vocal tract. Examples are [p], pronounced with the lips; [t], pronounced with the front of the tongue; [k], pronounced with the back of the tongue; 7. What is a phoneme? Phoneme, in linguistics, smallest unit of speech distinguishing one word (or word element) from another, as the element p in “tap,” which separates that word from “tab,” “tag,” and “tan.” A phoneme may have more than one variant, called an allophone (q.v.), which functions as a single sound; 8. How many vowel phonemes do you know? The 44 Phonemes in English. Despite there being just 26 letters in the English language there are approximately 44 unique sounds, also known as phonemes. The 44 sounds help distinguish one word or meaning from another.