Question

Comparing Pitch of Sounds
The x axis is labeled frequency in Hertz from 125 up to 8,000. There are illustrations of items with those frequencies. At 250 Hertz are a lawnmower, dog and faucet. At 1000 Hertz is a piano. at 1200 Hertz is a leaf. at 2000 Hertz is a phone. at 3000 Hertz is a vacuum and two people talking. At 4000 Hertz are a plane and two birds. At 7500 Hertz is a motorcycle.
Order the sounds made by these sources from highest to lowest pitch.

telephone, piano, motorcycle, lawn mower
lawn mower, motorcycle, piano, telephone
motorcycle, telephone, piano, lawn mower
lawn mower, piano, telephone, motorcycle

Answer 1

motorcycle, telephone, piano, lawn mower

(7500 Hz > 2000 Hz > 1000 Hz > 250 Hz)