Sound Waves Multiple Choice Questions 5 PDF Download

Learn sound waves MCQs, grade 7 science test 5 for online courses learning and test prep, all around sounds multiple choice questions and answers. All around sounds revision test includes science worksheets to learn for scientific discovery?questions with answers.

Science multiple choice questions (MCQ) on vibrations are caused due to with options change of pressure in air, change of temperature of air, effect of humidity on air and level of heat in air, all around sounds quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn all around sounds quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz PDF Download Worksheets 5

MCQ. Vibrations are caused due to

  1. change of temperature of air
  2. change of pressure in air
  3. effect of humidity on air
  4. level of heat in air

B

MCQ. Only thing of a note that can vary, is

  1. amplitude
  2. length
  3. wave
  4. type

B

MCQ. Loud noise can

  1. damage our ears
  2. make us ill
  3. disturb our sleep
  4. interrupt conversation

A

MCQ. We cannot hear alarm of a clock if there is

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

A

MCQ. Third effecter of sound created by vibrating strings is

  1. angle of strings
  2. thickness of strings
  3. material of strings
  4. height of strings

B