What variable affects the natural frequency of an organ pipe? A) Pipe Width

B) Pipe length

C) Pipe area

D) Pipe use

is pipe length

The answer is.. B. Pipe Length

I took the test and got a 100%

Hope this helps!! ;)

Pipe length B. is correct

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.