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ICSE-SOUND-EXERCISES (Section I) (Write T for True and F for False. Correct the false statements.)
- Sounds cannot travel through materials like stone, water, and wood .
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- The time period and frequency are related according to the formula f =...
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- The intensity of a sound is a measure of the energy the sound wave is ...
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- Vibrations generated by earthquakes produce ultrasonic sound.
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- Human beings can hear ultrasonic sound.
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- Generally, a woman's voice has a higher pitch than a man's voice.
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- Normal conversations is of 160 dB.
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- Sound travels with different speeds in different mediums.
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- Location of underwater objects can be determined by SONAR
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