Sound is a form of, sight, part, energy, game, Flute is a type of___________ instrument, read, wind, string, ghana vadya, Frequency=, 2/time period, 1/time period, 3/time period, 4/time period, Carpets and curtains absorb sound., true, false, Amplitude and frequency are two important characteristics of , Light wave, sound wave, heat wave, all of the above, Which animals can hear ultrasonic sound, crow, Cow, bat, dog.

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