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The silent fox hand signal A man (right) using the silent fox gesture at a rehearsal in the Staatsschauspiel Dresden. The silent fox, also known as the quiet fox, whispering fox, listening fox, or the quiet coyote, is a hand gesture used in parts of Europe and North America, and is mostly done in schools by teachers to calm down a loud classroom.
School bell visible in St Johns School, Sydney, Australia (1872) Typical School bell in Austria (1978-2021) Sound of a School bell in Austria The ringing of a school bell announces important times to a school's students and staff, such as marking the beginnings and ends of the school day, class periods, and breaks.
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The telegraphic distribution of time signals was made obsolete by the use of AM, FM, shortwave radio, Internet Network Time Protocol servers as well as atomic clocks in satellite navigation systems. Time signals have been transmitted by radio since 1905. [12] There are dedicated radio time signal stations around the world.
Time for Timer is a series of seven short public service announcements broadcast on Saturday mornings on the ABC television network starting in 1975. The animated spots feature Timer, a tiny cartoon character who is an anthropomorphic circadian rhythm , the self-proclaimed "keeper of body time."
Signal timing is the technique which traffic engineers use to distribute right-of-way at a signalized intersection. The process includes selecting appropriate values for timing, which are implemented in specialized traffic signal controllers.
There were red-light and green-light timers, but the latter was taken down due to accidents induced by encouraging drivers to speed up as the green-light timers ended. As for red-light timers, they cannot only inform the time remaining for waiting but also make the drivers focus on their signal instead of the green light in the other direction.