Sound Waves Quiz App | Class 7 Science Quiz e-Book PDF Download | 27
Class 7 Science MCQs (Grade 7) From Textbook

Class 7 Science Certification MCQs – Practice Test 27 (Chapter 23)

Sound Waves Quiz with Answers PDF – Download Test 27

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Study Sound waves Quiz Questions and Answers PDF for science digital learning networks. Download the Sound Waves Quiz PDF e-Book, Ch. 23-27 to learn Class 7 Science Course. Solve Musical Instruments MCQs PDF, Sound Waves Quiz Questions and Answers for science collaborative learning tools. Download the Sound Waves Quiz App: Free Class 7 Science App to learn musical instruments, musics and musical sound, ultrasound, vibrations and sound waves, speed of sound test prep for science digital learning networks.

The "Sound Waves Quiz" App Download (Android & iOS): Notes are put together to produce a pleasing sound known as; MCQ with answers: pitch, noise, music, and phase. Learn Musical Instruments MCQ Questions, download Google Book (Free Chapter) to practice virtual science tasks.

Sound Waves Quiz PDF Download – Practice Test 27

MCQ 131: Two similar string instruments are:

  1. piano and guitar
  2. piano and violin
  3. guitar and violin
  4. harp and piano

MCQ 132: Notes are put together to produce a pleasing sound known as:

  1. noise
  2. pitch
  3. music
  4. phase

MCQ 133: Sounds with a high frequency which a human ear can detect are known as:

  1. infrasound
  2. ultrasounds
  3. high sounds
  4. low sounds

MCQ 134: When the hand bell stimulates air particles,:

  1. temperature increases
  2. pressure increases in the air
  3. both temperature and pressure decreases in the air
  4. humidity of air keeps on increasing and decreasing

MCQ 135: To avoid noise from the surroundings:

  1. soft curtains should be used
  2. hard curtains should be used
  3. glass windows should be used
  4. vacuum windows should be used

Class 7 Science Quiz App & e-Book – Sound Waves Certification Guide

Sound Waves MCQs
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Physical and Chemical Changes MCQs
Mixtures MCQs
Atoms and Atom Model MCQs
Investigating Space MCQs
Transportation in Plants MCQs
Electric Circuits MCQs

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