Class 7 Online Courses

Grade 7 Science MCQs

Grade 7 Science MCQ PDF - Chapters

Sound Waves Multiple Choice Questions Online p. 1

Learn Sound waves multiple choice questions and answers, sound waves quiz answers PDF to learn grade 7 science test 1 for online courses. Speed of Sound MCQs, sound waves quiz questions and answers for online school and college. "Sound Waves MCQ" PDF Book: speed of sound, all around sounds, sound absorption test prep for online school and college.

"As compare to air, sound travels faster in" Multiple Choice Questions (MCQ) on sound waves with choices gases, liquids, vacuum, and fluids for online school and college. Practice speed of sound quiz questions for school certificate programs for online school courses.

MCQs on Sound Waves Quiz

MCQ: As compare to air, sound travels faster in


MCQ: Sounds of vehicles, aircrafts and machines are called

artificial sounds
natural sounds
normal sounds

MCQ: Large empty room often sounds


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

increase sound waves
absorb sound waves
retract sound waves
refract sound waves

Download Free Apps

7th Grade Science App

Download 7th Grade Science App

Global Warming App

Download Global Warming App

SAT Physics App

Download SAT Physics App

9th Grade Physics App

Download 9th Grade Physics App