Singing sand

Sand blowing off a crest in the Kelso Dunes of the Mojave Desert, California

Singing sand, also called whistling sand or barking sand, is sand that produces sound. The sound emission may be caused by wind passing over dunes or by walking on the sand.

Certain conditions have to come together to create singing sand:

The most common frequency emitted seems to be close to 450 Hz.

单词	Sounding sand
释义	Sounding sand 英语百科 Singing sand Singing sand, also called whistling sand or barking sand, is sand that produces sound. The sound emission may be caused by wind passing over dunes or by walking on the sand. Certain conditions have to come together to create singing sand: The most common frequency emitted seems to be close to 450 Hz.
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Sounding sand

Singing sand