Sound Waves Multiple Choice Questions and Answers 24 PDF Book Download

Sound waves multiple choice questions and answers (MCQs), sound waves quiz answers, test prep 24 to learn grade 7 science for online certificate programs. Sound and vacuum MCQs, sound waves quiz questions and answers for online teaching certification programs. Learn speed of sound, musical instruments, frequency and pitch, sound waves and echoes test prep for online courses.

Learn elementary school science MCQs: speed of sound, musical instruments, frequency and pitch, sound waves and echoes, with choices piano, drum, saxophone, and violin for online teaching certification programs. Free science study guide for online learning sound and vacuum quiz questions to attempt multiple choice test for distance learning classes.

MCQs on Sound Waves Worksheets 24 PDF Book Download

MCQ: In water speed of sound is

  1. 100 m/s
  2. 200 m/s
  3. 1500 m/s
  4. 2000 m/s

C

MCQ: An example of 'percussion' is

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

A

MCQ: Number of sound waves sent per second is known as

  1. wave front
  2. wavelength
  3. frequency
  4. amplitude

C

MCQ: Sound travels faster in liquids than air because

  1. liquid is more dense
  2. the particles in liquid are close
  3. the particles in liquids have less energy
  4. the particles in liquids collide less as compare to particles in air

B

MCQ: Echoes are useful for bats because through it bats can detect

  1. size of the object
  2. position of the object
  3. size and position both
  4. state of the object

C