Class 7 Online Courses

Chapter 24: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 24

Sound Waves Multiple Choice Questions PDF Download - 1

The e-Book Sound waves Multiple Choice Questions and Answers (MCQs), sound waves MCQ Quiz PDF download, test 1 to study free class 7 science online courses. Practice Speed of Sound MCQs PDF, sound waves quiz questions and answers to learn online classes courses. The Sound Waves MCQs App Download: Free learning app for speed of sound, all around sounds, sound absorption test prep for online school and college.

The Multiple Choice Question (MCQ Quiz): As compare to air, sound travels faster in; "Sound Waves" App Download (Free) with answers gases, liquids, vacuum and fluids to learn online classes courses. Solve speed of sound quiz questions, download Google eBook (Free Sample) for online school courses.

Sound Waves Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: As compare to air, sound travels faster in

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

MCQ 2: Sounds of vehicles, aircrafts and machines are called

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

MCQ 3: Large empty room often sounds

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

MCQ 4: 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

MCQ 5: 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

Sound Waves Learning App & Free Study Apps

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Sound Waves App (Android & iOS)

Sound Waves App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)