A classic physics problem goes like this: If an echo is heard one second after the holler and reflects off canyon walls which are a distance of 170 meters away, then what is the speed of the wave?
(A classic physics problem; goes; ) (an echo; is heard; T:one second after the holler) (an echo; reflects; off canyon walls) (canyon walls; are away; a distance of 170 meters)
A classic physics problem an echo an echo canyon walls
goes is heard reflects are away
T:one second after the holler
off canyon walls
a distance of 170 meters