Yes, the word "goalie" has a short "o" sound.
The schwa vowel sound in "goblin" is the short, reduced sound /ə/ as in "uh." It is an unstressed and central vowel sound.
Goalie has a long O sound.
The A has a short A sound, as in can and lamp.
Silk has a short I sound.
The A has a short A sound, and the I has a short I sound.
The word "sandwich" has a short a sound, as in "sam". It is not pronounced with a short i sound.
short I sound
No, "pit" does not have a short "i" sound. It has a short "i" sound followed by the unvoiced "t" sound.
No. It has a short A sound and a short I sound (man-ij). The E has no sound.
Yes, the word "sock" has a short "o" sound, not a short "a" sound.
No, tack does not have a short "a" sound. It is pronounced with a short "a" sound as in "cat."