Why is there noise in Mingsha Mountain in Dunhuang?

There are several reasons for the noise of Mingsha Mountain in Dunhuang: static sound, rubbing sound, * * * amplification and so on.

First, electrostatic sound.

The sand grains in Mingsha Mountain flow downward under the push of manpower or wind, and the sand grains containing timely crystals rub against each other to generate static electricity. Electrostatic discharge makes a sound, and the sound is collected and loud as thunder.

Second, friction vocalization.

When the weather is hot, the sand is particularly dry and the temperature rises. A little friction will make a crackling sound, and all the sounds will rumble when they touch together.

Third, * * * sound amplification.

Gully valleys are formed between the peaks of the sand mountain, which is a natural sound box. The friction sound or discharge sound when quicksand falls causes * * * vibration, and the volume is amplified after the * * * sound of the natural * * sound box, forming a huge echo sound.

The special phenomenon of Mingsha Mountain in Dunhuang;

It has been more than 3000 years since Mingsha Mountain was formed, and the records of Mingsha Mountain have a long history. When going down the mountain, the sand will flow with people, making an orchestral drum-like rumble. The roar and thunder of animals can be heard nearby, and Yue Xian's voice can be heard in the distance. Since ancient times, people have regarded this landscape as a miracle. Many tourists from all over the world come to Gansu and find two strange things about Mingsha Mountain in Dunhuang.

If people fall from the top of the mountain, the sand under their feet will purr; The footprints left by people who climbed the sand mountain during the day were gone the next day. The strange sound of heaven and earth, the beauty of nature, the so-called sand singing, is not self-singing, but because people slide along the sand surface, which is a spectacle in natural phenomena. Some people regard it as "the strange sound between heaven and earth, the wonderful music of nature".

Reference to the above content: Baidu Encyclopedia-Mingsha Mountain in Dunhuang