It’s like someone digging in shells. installed speakers We’re sure you’ll be even more excited about looking for shells on the beach this summer when you discover the truth behind that sound.

What sound do we actually hear? Is it the sound of the sea? Or if not, then what?

The source of these mysterious sounds in the seashell is not the sea itself.

Part of this voice, the sound of our blood flow Even if he thinks so, let’s first say he’s also a legend. The sounds we hear from the seashell are actually the sounds around us. ambient sounds It consists of echoes on the inner surface of the shell.

Thanks to their complex and curved structure, the shells collect external sounds and create sound in the air gap inside them. resonance doing. Resonance creates an effect similar to the constant buzzing or waving sound we hear.

The environment around us always has a certain noise level.

While sitting in our room, we hear traffic noise, the slight hum of electrical appliances or simply the movement of the air. background noise We usually don’t notice it. When we hold the seashell to our ear, the shell intensifies these sounds and makes them audible.

In other words, the sounds we hear are actually the background noise of the environment within the shell. from his concentrated state nothing else.

Shells of different shapes can produce different sounds.

If you hear different sounds from each seashell, there’s a reason for that. spiral shellsDirecting sound waves over a longer path can produce a clearer hum.

Flat or less curved shells make this effect less obvious. The shape of the shells and the size of the spaces within them also determine the sound we hear. frequency and intensity to influence.

You can try this phenomenon yourself at home.

If you don’t have a shell, cup or empty glass It will work too. When you bring objects close to your ear, you hear a similar buzzing sound. You can also see how the sound changes by listening to the same scale in different environments.

The sounds you hear in a quiet room or outdoors will be different. In this way environmental factors You can better understand how this affects our perception of sound.

The next time you find a seashell, hold it to your ear and listen to the magical hum as you enjoy this little wonder of nature. the science behind it We are sure you will remember it.

Other information that will be useful to you on the beaches this summer: