Class 7 Science MCQs - Chapter 24
Sound Waves Multiple Choice Questions (MCQs) PDF Download - 1
Apps:
The Book Sound waves Multiple Choice Questions and Answers (MCQs), sound waves MCQ PDF Download, Free Ch. 24-1 to study 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
- liquids
- gases
- vacuum
- fluids
MCQ 2: Sounds of vehicles, aircrafts and machines are called
- artificial sounds
- natural sounds
- noise
- normal sounds
MCQ 3: Large empty room often sounds
- full
- hollow
- noisy
- repeating
MCQ 4: For communication astronauts use radio because
- sound travels at very high speed in vacuum
- sound does not travel in vacuum
- vacuum repels sounds
- sound energy turns into light in vacuum
MCQ 5: In concert halls, soft materials and carpets are used to
- increase sound waves
- absorb sound waves
- retract sound waves
- refract sound waves
Class 7 Science Mock Tests
Sound Waves Learning App & Free Study Apps
Download Sound Waves MCQs App to learn Sound Waves MCQ, 7th Grade Science Learning App, and 6th Grade Science MCQ Apps. Free "Sound Waves" App to download Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!
