This quiz works best with JavaScript enabled. Home > Cbse > Class 8 > Science > Sound > Class 8 Science Chapter 13 Sound – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 13 Sound Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which word has the same vowel sound as kind? A) Girl. B) Fish. C) Kid. D) Tie. Show Answer Correct Answer: D) Tie. 2. In a physics class, Avi, Clayton, and Giavani are discussing the properties of materials. They are curious about which property of the particles in a material affects the speed of sound. What do they conclude? A) The dimensions of the particles. B) The number of particles. C) The forces between the particles. D) The shape of the particles. Show Answer Correct Answer: C) The forces between the particles. 3. If you have a really bad grade you should ..... A) Give up. B) Ditch class. C) Sleep in class. D) Keep trying and come after school to get your grade up. Show Answer Correct Answer: D) Keep trying and come after school to get your grade up. 4. Speed of light in air is: A) 5100 m s$^{-1}$. B) 3*10$^{8}$m s$^{-1}$. C) 3*10$^{10 }$m s$^{-1}$. D) 330 m s$^{-1}$. Show Answer Correct Answer: B) 3*10$^{8}$m s$^{-1}$. 5. How many grams are in 1.2 moles of neon? A) 0.059 grams. B) 7.2 x 10$^{23}$ grams. C) 2.0 x 10$^{-24}$ grams. D) 24 grams. Show Answer Correct Answer: D) 24 grams. 6. Sound travels faster in ..... medium. A) Solid. B) Gas. C) Liquid. D) None of these. Show Answer Correct Answer: A) Solid. 7. Where was the Shehnai played traditionally? A) In temples. B) In wedding ceremonies. C) Auspicious ceremonies. D) All. Show Answer Correct Answer: D) All. 8. During a school assembly, Samuel notices that the greater a speaker's microphone sound wave's ..... is, the louder the sound is. What is this characteristic called? A) Amplitude. B) Vibration. C) Decibel. D) None of the above. Show Answer Correct Answer: A) Amplitude. 9. What do you call these sound waves whose frequency is above 20, 000 hertz? A) Infrasound. B) Echo. C) Ultrasound. D) Noise. Show Answer Correct Answer: C) Ultrasound. 10. How do sound waves cause vibrations in the ear? A) Sound waves directly alter the shape of the cochlea, causing sound perception. B) Sound waves are absorbed by the ear, preventing any vibrations from occurring. C) Sound waves create heat in the ear, which stimulates nerve endings. D) Sound waves cause vibrations in the ear by making the eardrum vibrate, which is then transmitted through the ossicles to the cochlea. Show Answer Correct Answer: D) Sound waves cause vibrations in the ear by making the eardrum vibrate, which is then transmitted through the ossicles to the cochlea. 11. What sound does the "ea" make in this word? gear A) Long e. B) Short e. C) Long a. D) None of the above. Show Answer Correct Answer: A) Long e. 12. ..... describes how LOUD a sound is. A) Amplitude. B) Frequency. C) All the above. D) None of the above. Show Answer Correct Answer: A) Amplitude. 13. The reason you see lightning from a storm sooner than you hear thunder is because (a) . A) Sound waves travel faster than light. B) A. light waves travel faster than sound. C) Light waves travel faster than heat. D) Light waves travel faster than ocean waves. Show Answer Correct Answer: B) A. light waves travel faster than sound. 14. What role does the eardrum play in hearing? A) The eardrum absorbs sound waves, preventing them from reaching the inner ear. B) The eardrum vibrates in response to sound waves, enabling the transmission of sound to the inner ear. C) The eardrum amplifies sound waves, making them louder before they enter the ear. D) The eardrum filters sound waves, allowing only certain frequencies to pass through. Show Answer Correct Answer: B) The eardrum vibrates in response to sound waves, enabling the transmission of sound to the inner ear. 15. The velocity of sound at 20$^\circ$C is approximately A) 430 m/sec. B) 3400 m/sec. C) 304 m/sec. D) 340 m/sec. Show Answer Correct Answer: D) 340 m/sec. 16. Find the word that has the same ending sound as ..... gem. A) Giraffe. B) Ham. C) Church. D) When. Show Answer Correct Answer: B) Ham. 17. What sound does the "ea" make in this word:sweater A) 1. Long e. B) 2. Short e. C) Long a. D) None of the above. Show Answer Correct Answer: B) 2. Short e. 18. Mark the word with that has the same vowel sound as barn. A) Pack. B) Rail. C) Large. D) None of the above. Show Answer Correct Answer: C) Large. 19. Apakah kepanjangan dari SOUND? A) Soul of EWINDO. B) Sound of EWINDO. C) Soul of EWINDA. D) Sound of EWINDA. Show Answer Correct Answer: A) Soul of EWINDO. 20. What sound does the blue letter make in the word second? A) /k/. B) /j/. C) /kw/. D) None of the above. Show Answer Correct Answer: A) /k/. 21. What makes a sound a music?? A) The absence of any musical elements in a composition. B) An Unpleasant sound containing irregular patterns. C) The random combination of sounds without any structure or meaning. D) A pleasant sound containing repeating patterns that calm down the human brain cells. Show Answer Correct Answer: D) A pleasant sound containing repeating patterns that calm down the human brain cells. 22. Which word has he same vowel sound as treat? A) Great. B) Bread. C) Met. D) Feed. Show Answer Correct Answer: D) Feed. 23. Find the word that has the same beginning sound as the word:whistle A) Men. B) Fist. C) Wink. D) Thistle. Show Answer Correct Answer: C) Wink. 24. What will happen next ..... We finished eating at the restaurant. A) Dad paid the bill. B) A circus came through. C) All the above. D) None of the above. Show Answer Correct Answer: A) Dad paid the bill. 25. The back and forth motion of matter A) Frequency. B) Vibrations. C) Volume. D) Pitch. Show Answer Correct Answer: B) Vibrations. 26. Sound travels fastest in solid materials which have particles that are: A) Wide apart. B) Very hot. C) Able to move around freely. D) Close together. Show Answer Correct Answer: D) Close together. 27. Infrasound is used in a variety of applications including sonar and ultrasound imaging. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 28. Hearing is one of our five senses. We hear sound when it goes into our ..... A) Eyes. B) Ears. C) Nose. D) Hand. Show Answer Correct Answer: B) Ears. 29. Find the word that has the same middle/vowel sound as ..... dog. A) Cat. B) Poodle. C) Dip. D) Hawk. Show Answer Correct Answer: D) Hawk. 30. The cause of sound production is A) Amplitude. B) Pitch. C) Loudness. D) Vibrations. Show Answer Correct Answer: D) Vibrations. 31. 2) Ms. Maria, ..... my favorite English teacher, is so beautiful. A) Who's. B) Which. C) Whose. D) None of the above. Show Answer Correct Answer: C) Whose. 32. Frequency is measured in units called (a) . A) Newtons. B) Pascals. C) A. Hertz. D) Meters. Show Answer Correct Answer: C) A. Hertz. 33. When people speak their ..... vibrate. A) Vocal chords. B) Ear drums. C) Tongue. D) Ears. Show Answer Correct Answer: A) Vocal chords. 34. What is vibration? A) How loud a sound is. B) The back and forth movement of matter. C) How high or low a sound is. D) The loudness or softness of a sound. Show Answer Correct Answer: B) The back and forth movement of matter. 35. Pick the right word:Handle the china carefully because it is very ..... ! A) 3. steadfast. B) 2. breakable. C) 4. cheaply. D) 1. ease. Show Answer Correct Answer: B) 2. breakable. 36. A plane ..... over my house. A) Floe. B) Floo. C) Flue. D) Flew. Show Answer Correct Answer: D) Flew. 37. Which word does not have the same sound as fault? A) Hawk. B) Straw. C) Laugh. D) None of the above. Show Answer Correct Answer: C) Laugh. 38. A man can hear the sound of frequency: A) 5MHz. B) 1 Hz. C) 200 Hz. D) 1000 Hz. Show Answer Correct Answer: D) 1000 Hz. 39. What will happen next ..... The dog jumped out of the car. A) He rolled around in the grass. B) He turned on a list. C) All the above. D) None of the above. Show Answer Correct Answer: A) He rolled around in the grass. 40. Let's go swim in the ..... A) Broek. B) Brook. C) Brewk. D) Bruek. Show Answer Correct Answer: B) Brook. 41. Sound vibrations in air spread ..... as ..... or ..... A) Inward; ripples; vibrations. B) Outward; ripples; vibrations. C) Outward, ripples; waves. D) None of the above. Show Answer Correct Answer: C) Outward, ripples; waves. 42. What are bitmaps made up of? A) Bit depth. B) Resolution. C) Samples. D) Pixels. Show Answer Correct Answer: D) Pixels. 43. The unit for measuring frequency is the ..... A) Gram. B) Hertz. C) Joule. D) Newton. Show Answer Correct Answer: B) Hertz. 44. What medium does sound travel through slowest? A) Gas. B) Liquid. C) Solid. D) Trees. Show Answer Correct Answer: A) Gas. 45. A new concert hall is being built and the architect wants to make sure that everyone in the hall can hear well. An expert in which field would be most helpful A) Ultrasound. B) Acoustics. C) Radio wave transmission. D) Magnetic Fields. Show Answer Correct Answer: B) Acoustics. 46. Which long vowel sound do you hear in CRIED? A) Long A. B) Long O. C) Long I. D) Long E. Show Answer Correct Answer: C) Long I. 47. Sound can either be unpleasant or ..... A) Pleasant. B) Unemotional. C) Pressured. D) None of the above. Show Answer Correct Answer: A) Pleasant. 48. The animal that has a loud sound is ..... A) Crickets. B) Cat purring. C) Howling dog. D) None of the above. Show Answer Correct Answer: C) Howling dog. 49. Find the word that has the same ending sound as ..... cook. A) Cat. B) Book. C) Church. D) Carrot. Show Answer Correct Answer: B) Book. 50. Pick the word:The AC was broken in my room. The heat was ..... A) 3. clear. B) 1. unbearable. C) 4. steadfast. D) 2. hot. Show Answer Correct Answer: B) 1. unbearable. 51. The number of oscillations per second is called A) Amplitude of oscillation. B) Pitch of oscillation. C) Frequency of oscillation. D) None of the above. Show Answer Correct Answer: C) Frequency of oscillation. 52. Which word has the same sound as the second c in circus? A) Carrot. B) Simple. C) Ceiling. D) Face. Show Answer Correct Answer: A) Carrot. 53. Find the word that has the same beginning sound as ..... trust. A) Church. B) Take. C) Must. D) Train. Show Answer Correct Answer: C) Must. 54. A student holds two vibrating objects. Object A is vibrating faster than object B. Which statement is true? A) B is louder than A. B) A will have a higher pitch than B. C) B will have a higher pitch than A. D) A is louder than B. Show Answer Correct Answer: B) A will have a higher pitch than B. 55. Hey there, curious minds! Ishika, Shaan, and Arjun are on a quest to discover the wonders of the human body. Can you help them find out which part of the ear is responsible for converting sound waves into nerve signals? A) Middle ear. B) Outer ear. C) Eardrum. D) Inner ear. Show Answer Correct Answer: D) Inner ear. 56. If you pluck a guitar string, it vibrates and creates a sound. In order to stop the sound, you could ..... A) Blow on the string. B) Pluck a different string. C) Place your hand on the string to stop the vibration. D) Pluck the same string again. Show Answer Correct Answer: C) Place your hand on the string to stop the vibration. 57. Find the word that has the same beginning sound as the word:dog A) Poodle. B) Dart. C) Bag. D) Frog. Show Answer Correct Answer: B) Dart. 58. Which is a warning sound? A) Song. B) Guitar. C) Meow. D) Smoke detector. Show Answer Correct Answer: D) Smoke detector. 59. Salah satu trait dari Keterlibatan adalah ..... A) Rasa memiliki. B) Bersemangat. C) Komunikatif. D) Handal. Show Answer Correct Answer: C) Komunikatif. 60. The word ..... can be pronounced with short or long /i/ A) Live. B) Chill. C) All the above. D) None of the above. Show Answer Correct Answer: A) Live. ← PreviousNext →Related QuizzesScience QuizzesClass 8 QuizzesClass 8 Science Chapter 13 Sound Quiz 1Class 8 Science Chapter 13 Sound Quiz 2Class 8 Science Chapter 13 Sound Quiz 3Class 8 Science Chapter 13 Sound Quiz 4Class 8 Science Chapter 13 Sound Quiz 5Class 8 Science Chapter 13 Sound Quiz 6Class 8 Science Chapter 13 Sound Quiz 7Class 8 Science Chapter 13 Sound Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books