a. A piccolo is a shorter version of a flute with a higher pitch. If the fundamental frequency of a flute is 250 Hz. Which of the following could be the fundamental frequency of the piccolo?

Group of answer choices

63 Hz

125 Hz

250 Hz

630 Hz

b. Observing a lightning flash, you hear the thunder 3.9 seconds later. How far away in meters did the lightning strike to two significant digits?

c. Listening to the oncoming thunder with a sound detector, you are able to measure its sound intensity peaks at 77 cycles per second. What is the distance in metersbetween the peaks of pressure compressiontotwo significant digits?