B = 2.18 x 10° N/m² (Bulk modulus) dengity of water p = 1.00 x 10³ kg/m³ (reference intensity) | (threshold of hearing) speed of sound in air v = 343 m/s lo = 10-12 W/m² 22.0 m ? The driver OT boat whistle ling shovid near The Sound The above the lead surface divectly with the driver in the same time a friend the ground that from the ship 22. o on away and he hear d boat whistling at the sane time as the in the picture the boat whistle above trom the surface of the water. The teme perature is 1.2 of the lead is 20°c

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