Physics, 30.07.2020 23:01, dgonzale1857
An ambulance has a siren of frequency 880 Hz. You are sitting at a stop light as the ambulance passes you, traveling at a constant 22 m/s. If the speed of sound is 343 m/s, what is the change in the frequency that you hear as the ambulance passes you?
Answers: 3
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In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door
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In positive numbers less than 1, the zeros between the decimal point and non zero are significant
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Write down two additional questions about earth's magnetic field that will make your presentation more informative.
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