Question

does the words sang and sung mean the same thing

Answer 1

Not quite. they're different tenses.

Sang is simple past tense, while sung is used after a helping verb (I sang.vs . I have sung.)

reference: https://brians.wsu.edu/2016/05/30/sang-sung/#:~:text=In%20modern%20English%20the%20normal,She%20has%20sung%20the%20anthem.

Answer 2

Well both yes and no, mean the same thing but have a different tense. Here is an example of tenses :
"I'm using the remote."
"I used the remote."
"I will use the remote."

Answer 3

thank you