Sound Waves Multiple Choice Questions and Answers 19 PDF Book Download

Sound waves MCQs, sound waves quiz answers 19 to learn elementary school science courses online. Frequency and pitch multiple choice questions (MCQs), sound waves quiz questions and answers for online elementary education degree. All around sounds, vibrations and sound waves, musics and musical sound, frequency and pitch, sound and vacuum test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): All around sounds, vibrations and sound waves, musics and musical sound, frequency and pitch, sound and vacuum, with choices rarefaction, compression, consolation, and expansion for online elementary education degree. Free science study guide for online learning frequency and pitch quiz questions to attempt multiple choice questions based test.

MCQ on Sound Waves Worksheets 19 PDF Book Download

MCQ: Who discovered 'Korotkoff' sounds?

  1. Isaac Newton
  2. Dr.Nikolai Korotkoff
  3. Michael Faraday
  4. Thomas Silva Edison

B

MCQ: Parts of sound waves where air pressure is lesser, is known as

  1. compression
  2. rarefaction
  3. consolation
  4. expansion

B

MCQ: Pleasant sound of music depends on its

  1. amplitude
  2. frequency
  3. wavelength
  4. volume

B

MCQ: Lowest level of frequency a human ear can detect, is

  1. 2 Hz
  2. 20 Hz
  3. 20kHz
  4. 2kHz

B

MCQ: We can hear voice of alarm clock when there is

  1. vacuum in the jar
  2. air in the jar
  3. liquid in the jar
  4. space in the jar

B