with its antenas....
No, The E in tiger has an unstressed or 'schwa' sound, which sounds like "er" or "ur" when followed by an R.
"Tiger" has a short vowel sound. The "i" in "tiger" is pronounced as a short /ɪ/ sound, rather than a long vowel sound like in words such as "time" or "tire."
That's what sound IS ... What we think of as sound are those vibrations that we can detect (with our ears).
The human ear can detect sound frequencies ranging from about 20 Hz to 20,000 Hz.
roer
Sound
By using an Oscilloscope
the 5 we have, plus ability to detect microscopic electrical pulses, and ability to detect changes in water pressure
roars
the cells of the hairs don't detect the sound waves at all. The full hair is vibrated by the sound waves and this vibration is picked up by nerves and the info is sent to the brain.
They don't produce sound, they are used to detect it.
When a source of sound approaches you, you detect an increase in the loudness or volume of the sound. This is due to the compression of sound waves as the source moves closer to you, causing the waves to reach your ears more frequently.