Table 2

Listeners’ Comments on DS1

Family A (Oceanic Paths)Family B (Continental Paths)
Second shock very close to the firstEcho of the first impact’s sound
With an echo/reboundSmall rebounds
A lot of background noiseLittle background noise
High‐pitched background noiseLow‐pitched background noise
Background noiseShorter and duller sound
Longer signalSharper and shorter
Rising perceived frequency
Faster arrival
Buzz or intense reverberation after the explosion

Summary of written, verbal explanations given by five subjects (scoring ≥80%) concerning their auditory cateogorization of DS1. All text was originally in French and has been translated into English as literally as possible.