Grade 7 Science Notes App Download | Sound Waves PDF eBook
Class 7 Science MCQs: Chapter 23
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The Quiz: An animal that can hear sounds with low frequency than human ear is "Sound Waves" App APK Download with answers: pigeon, whale, snake, and dog to study online school courses. Practice Frequency and Pitch MCQ Questions, download Kindle eBook (Free Sample) for online certifications.
An animal that can hear sounds with low frequency than human ear is
In air, change in pressure produces
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