Sound Waves MCQs App | Class 7 Science MCQ e-Book PDF Download | 25
Class 7 Science MCQs (Grade 7) From Textbook

Class 7 Science MCQs – Practice Test 25 (Chapter 23)

Sound Waves MCQs with Answers PDF – Download Test 25

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Study Sound waves Multiple Choice Questions (MCQs) with Answers PDF to master study habits. Download the Sound Waves MCQs PDF e-Book, Ch. 23-25 to study Class 7 Science Course. Learn Sound Waves Quiz Questions and Answers for science online education access. Download the Sound Waves MCQs App: Free Class 7 Science MCQ App to frequency and pitch, sound waves and echoes, all around sounds test prep for science learner development platforms.

The "Sound Waves MCQs" App Download: Depth of the sea or ocean is calculated by a; MCQ with answers: microchip, machine, special fish, and special detector. Solve Frequency and Pitch MCQ Questions, download Google e-Book (Free Chapter) to master study habits.

Sound Waves MCQs PDF Download – Practice Test 25

MCQ 121: The sound of a whistle is:

  1. low pitched
  2. high pitched
  3. low pitched with short wavelengths
  4. high pitched with long wavelengths

MCQ 122: The depth of the sea or ocean is calculated by a:

  1. machine
  2. microchip
  3. special fish
  4. special detector

MCQ 123: Bats produce sounds with:

  1. long bursts with low frequency
  2. long bursts with high frequency
  3. short bursts with low frequency
  4. short bursts with high frequency

MCQ 124: A reflected sound is known as:

  1. reflection of sound
  2. rarefaction
  3. refraction of sound
  4. echo

MCQ 125: Rapid backward and forward movements are known as:

  1. disturbance
  2. noise
  3. vibration
  4. sound

Class 7 Science MCQs App & e-Book – Sound Waves Study Guide

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