The speed of sound in a medium increases with an increase in temperature and decreases with a decrease in temperature.
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Factors such as frequency, duration, and the sensitivity of our auditory system influence how loud a sound appears to us, even if its intensity remains constant.
Yes, even if two sounds have the same intensity, our perception of their loudness can vary due to differences in how our ears detect and interpret the sound.
Loudness measures the subjective perception of sound by the human ear, while intensity quantifies the actual physical energy of the sound wave.
Sounds with frequencies below 20 Hz are called infrasonic sound or infrasound. Humans generally cannot hear them. Give examples of animals that use infrasound for communication and the frequency they use.