Sound Waves Study App | Class 7 Science Quiz e-Book PDF | 31
Class 7 Science MCQs (Grade 7) From Textbook

Class 7 Science MCQs – Practice Test 31 (Chapter 23)

Sound Waves Quiz with Answers PDF – Test 31

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Study Sound waves Quiz Questions and Answers PDF for science education development tools. Download the Sound Waves Quiz PDF e-Book, Ch. 23-31 to learn Class 7 Science Course. Solve Ultrasound MCQs PDF, Sound Waves Quiz Questions and Answers for science interactive learning modules. Free Sound Waves Study App: Download the Class 7 Science Quiz App to learn ultrasound, speed of sound, waves of energy, sound waves and echoes, musical instruments test prep for science education development tools.

Download the "Sound Waves Quiz" App (iOS & Android): Exact speed of sound depends upon; MCQ with answers: temperature, pressure, density, and mass. Learn Ultrasound MCQ Questions, download Google Book (Free Chapter) to access virtual science education.

Sound Waves Quiz PDF Download – Test 31

MCQ 151: The medical use of ultrasound is to detect:

  1. baby
  2. cancer cells
  3. infected parts of the body
  4. damaged organs

MCQ 152: The exact speed of sound depends upon:

  1. pressure
  2. temperature
  3. density
  4. mass

MCQ 153: The wave with compressions and rarefactions is known as:

  1. transverse waves
  2. longitudinal waves
  3. latitudinal waves
  4. horizontal waves

MCQ 154: Ships use echolocation to measure the:

  1. size of fish
  2. density of water
  3. depth of water
  4. area of ocean

MCQ 155: An example of 'percussion' is:

  1. flute
  2. piano
  3. drum
  4. saxophone

Sound Waves Quiz App & e-Book – Class 7 Science Study Material

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