Grade 7 Courses

Grade 7 Science MCQs

Grade 7 Science MCQ PDF - Chapter

Sound Waves Multiple Choice Questions and Answers PDF p. 1

Practice Sound waves multiple choice questions and answers, sound waves quiz answers PDF to solve grade 7 science worksheet 1 for online courses. Practice Speed of Sound MCQs, sound waves quiz questions and answers for online school and college. Sound Waves MCQ PDF: 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. Solve 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

liquids
gases
vacuum
fluids

MCQ: Sounds of vehicles, aircrafts and machines are called

artificial sounds
natural sounds
noise
normal sounds

MCQ: Large empty room often sounds

full
hollow
noisy
repeating

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