Ключевые слова: abstract, activity, amplitude, audio, background, chart, collapse, curve, data, detector, diagram, digital, disaster, display, earthquake, education, electronic, energy, equalizer, frequency, geologist, geology, graph, graphic, illustration, level, line, low, music, power, pulse, quake, radio, record, science, seismic, seismogram, seismograph, seismology, seismometer, sound, symbol, technology, tsunami, vibration, warning, wave, waveform,