Which is increased when the string of a stringed instrument is tightened? timbre
pitch
wavelength
loudness

Pitch

Explanation: When you tighten the string the frequency gets higher which makes the pitch higher.

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles