These are basic vowel letters(모음, moeum) of 한글. The pronunciation & the names are under each letters.
The Combined Vowel Letters
These are combined 모음 of 한글. These are made by combination of basic vowel letters. ㅐ is made of ㅏ and l(이). ㅘ is made of ㅗ and ㅏ. The pronunciation & the names are under each letters.
Actually, even Korean people, can not distinguish some pronunciation of combined vowel letters, ㅐ and ㅔ, ㅒ and ㅖ, ㅙ and ㅚ. Pronunciation is almost same. The only way to distinguish those pronunciation is memorizing vocabulary and learning grammar.
* Click to Read related posts
Grammar for Beginners
Korean Basic Consonant Letters(자음)
Korean Double Consonant Letters(쌍자음)
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