Question

Sound travels about 750 miles per hour. If you stand in a canyon and sound a horn, you will hear an echo

Answer 1

843,75 feet away

Explanation:

speed of sound is 1.125 feet per sec

to calculate the distance of the canyon use : distance =(speed of sound ×time)/2

(1,125feet/sec ×1,5sec)/2

=843,75 feet away

Answer 2

yes

Explanation:

common sense