What are the roles of the adverbs in a sentence?

What role is the adverb playing in the following sentence?

She is extremely beautiful.

What role is the adverb playing in the following sentence?

He ran fast.

What role is the adverb "incredibly" playing in the following sentence?

He finished the race incredibly fast.

Which role is the adverbial clause playing in the following sentence?

Julia left the bicycle where she found it.

Which role is the adverbial clause playing in the following sentence?

Jan’s appointment with the dentist is later in the day than Debbie’s appointment is scheduled.

Which role is the adverbial clause playing in the following sentence?

Jeanette is taller than any other girl who plays on the basketball team.

Every morning, Greg watched the news while he drank his coffee.

Which role is the adverbial clause playing in this sentence?

Elizabeth became nervous when it was her turn to speak to the crowd. 

Which role is the adverbial clause playing in this sentence?

I have to decide which classes to take next semester. 

This sentence contains a(n)...

The substitute teacher gave all the students who took the test a perfect score.

This sentence contains a(n)...

Georgia wrote quickly because the test was timed.

This sentence contains a(n)...