Multiple choice physics sound time period, frequency and amplitude of sound amplitude, time period and frequency of a vibration nature and characteristics of sound waves State whether true or false :Shrill sound is a high-pitch sound and a soft sound is a low-pitch sound. True False Reveal answer Fill a bubble to check yourself A Correct answer Explanation The vocal cords of women are thicker than men , therefore they produce a shrill sound , which we know has higher frequency or higher pitch , whereas men's voice is grave , means low frequency i.e. lower pitch .