: How did the mood of the
Jaws scene change when the music was added
the second time?

At the second attack he builds fear for the characters by making a fin visible in the ocean surface bed. This may be first time the audience and characters in the story seen the shark and able to come to decision about first and second attack. hope this helps :)

Explanation:

answer; ///the correct answer is shooting"low".

ive noticed that too but is this a question