Sound and Hearing Multiple Choice Questions and Answers 4 PDF Download

Learn sound and hearing multiple choice questions, grade 8 science online test 4 for elementary school degree online courses, distance learning for exam prep. Practice pitch and loudness multiple choice questions (MCQs), sound and hearing quiz questions and answers for science class for science problems with interactive answers.

Study elementary school science multiple choice questions (MCQs): he symbol of decibel is, for free online courses with choices db, dc, dec, and dl, pitch and loudness quiz for teachers on net with online teaching resources for science teachers with science practice. Free science study guide for online learning pitch and loudness quiz questions to attempt multiple choice questions based test.

MCQs on Sound and Hearing Worksheets 4 Quiz PDF Download

MCQ: He symbol of decibel is

  1. Dc
  2. dB
  3. Dec
  4. dl

B

MCQ: Humans can hear sound with in range

  1. 20Hz - 20000Hz
  2. 10Hz-10000Hz
  3. 200Hz-20000Hz
  4. 30Hz--30000Hz

A

MCQ: Brain interprets vibrations and electrical signals as

  1. sounds
  2. actions
  3. reactions
  4. movements

A

MCQ: Vibrations in stirrup are greater than ear drum due to arrangement in

  1. lever like manner
  2. ascending manner
  3. descending manner
  4. jointed manner

A

MCQ: A pitch of sound can be change by changing

  1. string
  2. instrument
  3. tension
  4. temperature

C