These are both voiced, velar consonants. However, /ŋ/ is a nasal while /g/ is a stop. When you pronounce /g/, air should stop in your mouth and then be released.
You can hear the difference between /g/ and /ŋ/ in these words.
1. A. wig, B. wing 2. A. sag, B. sang 3. A. lug, B. lung 4. A. tugs, B. tongues 5. A. logged, B. longed 6. A. straggle, B. strangle
Listen and repeat these words:
1. guess 2. gain 3. gecko 4. glass 5. glow 6. green 7. beg 8. vague 9. hugged 10. logs
11. again 12. argue 13. agree 14. ugly 15. ungrateful 16. struggle 17. finger 18. organize 19. example 20. agriculture
Now, practice /g/ in sentences. Say the words first, then the sentences.
1. get - good - grades How can I get good grades? 2. grab - glasses - guests Please grab two glasses for our guests. 3. going - great - goal Going to college is a great goal. 4. grandma - gave - gloves My grandma gave me her gloves. 5. angry - ignored - again I'm angry that you ignored me again. 6. burglar - mugged - grocery A burglar mugged me when I left the grocery store.
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