The correct phrase depends on the context. "Did you see" is used for past events in a specific timeframe, while "have you seen" is used for experiences up to the present or when the exact time isn't specified. For example, "Did you see the movie last weekend?" versus "Have you seen that movie before?"
suspension particles can be seen through a microscope
No. You need a telescope to see Titan.
You will not see Mercury or Venus at night. You will, at times, see either of them during the twilight hours.
Bacteria cannot be seen with naked eye.They are microscopic organisms.
At the poles we see that the icecaps seen to be melting.
Seen is the past participle of see See- saw- seen
You have seen is the present perfect tense of you see.
Do you see - or - have you seen
The past participle for "see" is "seen."
Seen is the past participle of see.
Past and Present tenses. I can SEE I have SEEN.
The past participle of "see" is "seen." For example: "I have seen that movie before."
The prefix of "seen" is "see."
The past tenses of the verb to see are saw and (has, have) seen.
The past participle tense of "see" is "seen."
Seen is the past participle of "see"
Seen