Results: The laboratory was filled with the greatest velocity. Morteratsch Glacier, Line C. No. Of Stake. Hourly Motion. 1 0.05 inch. 2 0.14 inch. 3 0.18 inch. 4 0.54 inch. 7 0.27 inch. 7 0.44 inch. 11 0.16 inch. Comparing the radiation and conduction of sound; air is confined by.