Sound Waves Multiple Choice Questions 29 PDF Download

Learn sound waves MCQs, grade 7 online science test 29, volume and amplitude multiple choice questions and answers. Volume and amplitude revision test has science worksheets, helping answer key with choices as frequency, wave front, amplitude and wavelength of multiple choice questions (MCQ) with volume and amplitude quiz as the loudness of sound depends on for competitive exam prep, viva interview questions. Free science study guide to practice volume and amplitude quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz PDF Download Worksheets 29

MCQ. The loudness of sound depends on

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


MCQ. Bats also use 'ultrasound' to prevent

  1. predators
  2. homes
  3. preys
  4. obstacles


MCQ. The louder the sound is, the more the amplitude it

  1. can
  2. will
  3. is
  4. has


MCQ. The full name of ultrasound is

  1. ultra high sounds
  2. ultra pitch sounds
  3. ultrasonic sounds
  4. ultraviolet sounds


MCQ. The melting of a metal with the help of ultrasounds is known as

  1. ultra welding
  2. ultrasonic welding
  3. ultrasound welding
  4. ultraviolet welding