Online test the doctor, of course, no substitute. But still good for the primary hearing test. Photo: freeze-frame of the movie The same technique allows almost accurately determine the age of a person Popular Science Channel “AsapSCIENCE” on YouTube offers all Internet users free of charge to check your hearing. You can do this by viewing the video with sound, which is called “On how old your ears?” Test is intended for people aged 20 to 50 years.
Scientists claim that a person’s age and level of hearing loss can be determined by their ability to distinguish sounds of different frequencies. Thus, the audio track in the video includes audio with increasing frequency – 8 to 19 thousand hertz. On one of the test frequency ceases to capture the sound. That the frequency at which it occurs, and shows the age and level of hearing test.
On a scale of scientists, if you can hear sound at a frequency above 19 000 Hz, you are under 20 years old. If above 18, you are under the age of 24, more than 16 thousand hertz – you are under 30. If you can hear sound at a frequency of 15,000 Hz, then you 40, but if you see the frequency of 12 thousand hertz – that you are under 50 -and. And from 20 to 22 thousand hertz – only children hear.
How Old Are Your Ears? (Hearing Test)
Alexander Lyabin
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