Sound Waves Multiple Choice Questions 1 PDF Download

Learn sound waves MCQs, grade 7 online science test 1, speed of sound multiple choice questions and answers. Speed of sound revision test has science worksheets, helping answer key with choices as gases, liquids, vacuum and fluids of multiple choice questions (MCQ) with speed of sound quiz as as compare to air, sound travels faster in for competitive exam prep, viva interview questions. Free science study guide to practice speed of sound quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz PDF Download Worksheets 1

MCQ. As compare to air, sound travels faster in

  1. liquids
  2. gases
  3. vacuum
  4. fluids

A

MCQ. Sounds of vehicles, aircrafts and machines are called

  1. artificial sounds
  2. natural sounds
  3. noise
  4. normal sounds

C

MCQ. Large empty room often sounds

  1. full
  2. hollow
  3. noisy
  4. repeating

B

MCQ. For communication astronauts use radio because

  1. sound travels at very high speed in vacuum
  2. sound does not travel in vacuum
  3. vacuum repels sounds
  4. sound energy turns into light in vacuum

B

MCQ. In concert halls, soft materials and carpets are used to

  1. increase sound waves
  2. absorb sound waves
  3. retract sound waves
  4. refract sound waves

B