There are 26 letters (a to z’) in English language called Alphabets .These alphabets are composed of vowel letters and consonat letters.
The vowels are a,e,o,i,u and sometimes y.
The letters other than vowels are consonant letters.
r , l and w frequently affect how vowels are sounded differently in car ,call , or caw as compared with cat.)
A phoneme is the smallest contrastive unit in the sound system of a Language or single sound produced by a speaker .These sound blend together to make words in a language .There are 20 vowel sounds and 24 consonant sounds .Phonemes are 44 in number and usually represented by letters between are slashes . e.g ./a/ ,/or/ ,/wh / etc.
Graphemes are written representation of those single sounds using letter combinations-includes vowel Graphemes /consonant Graphemes..There are total 144 letter combination s
Digraph;Two letters together representing one sound.
The following tablets represent all the phonemes of English language
‘ Phonemic awareness refers to the specific ability to focus on and manipulate individual sounds (phonemes) in spoken words. Phonemes are the smallest units comprising spoken language. … For example, the word ‘mat’ has three phonemes: /m/ /a/ /t/.