Class 7 Science MCQs - Chapter 23
Sound Waves Quiz Questions & Answers PDF Download - 11
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The Sound waves Quiz Questions and Answers PDF (sound waves Quiz PDF e-Book) download Ch. 23-11 to learn Grade 7 Science Course. Solve All Around Sounds MCQs PDF, Sound Waves Quiz Questions and Answers to study online courses. The Sound Waves Quiz App Download: Free learning app for all around sounds, frequency and pitch, vibrations and sound waves, speed of sound, musical instruments test prep for virtual online school.
The Quiz: Sounds of birds and animals are; "Sound Waves" App (iOS, Android) with answers: Natural; Artificial; Man made; Made electronically; to study online courses. Study All Around Sounds MCQ Questions, download Amazon eBook (Free Sample) for online education programs.
Sound Waves Exam Questions and Answers PDF Download: Test 11
Sounds of birds and animals are
- artificial
- natural
- man made
- made electronically
Compared to drum, the vibration of a whistle is
- quite low
- high
- same
- of very high pitch
The part of sound wave where air pressure is greater, is known as
- compression
- rarefaction
- consolation
- expansion
When sound travels, it
- absorbs energy
- gains energy
- loses energy
- transfers energy
Musical instruments are so designed that they could produce
- musical notes
- pitch
- rhythm
- musical beat
Class 7 Science Mock Tests
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