Timing an echoRunning
Reflection deck. Distance to wall at 552 m. Round trip distance 1104 m, Sound path 510 m. Currently round trip distance is over by 594 m.TUNINGINCIDENTREFLECTED552 M
t = 0.0s

Round trip distance

1104m

Sound path

510m

552 m

Reflection deck. Distance to wall at 552 m. Round trip distance 1104 m, Sound path 510 m. Currently round trip distance is over by 594 m.

What has to balanced=vt2d = \frac{vt}{2}

What is happening

You arrive at a canyon wall being ranged by shouting and counting.

The map distance to the wall is disputed. Sound travels 340 m/s, and the echo comes back after a round trip of 1.5 s.