A stationary person har at He signal coming from UFO that is moving away from the person. If the frequency the UFO is em
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A stationary person har at He signal coming from UFO that is moving away from the person. If the frequency the UFO is em
A stationary person har at He signal coming from UFO that is moving away from the person. If the frequency the UFO is emitting latally 10 Hz & the air temperature de determine how fout the UFO moving
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