Does the surf has long vowel?

The word "surf" does not have a long vowel sound. It has a short "u" sound, similar to the "u" in "cup" or "sun".

Here's why:

* The "u" is followed by an "rf" combination. This combination typically creates a short vowel sound.

* The "f" at the end of the word makes the "u" sound short and closed.

Therefore, the vowel in "surf" is short, not long.