This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 13 Sound – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 13 Sound Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. People can feel their throat vibrate when they talk. A) True. B) Maybe. C) False. D) None of the above. Show Answer Correct Answer: A) True. 2. What is the significance of the auditory nerve? A) The auditory nerve transmits visual signals from the eyes to the brain. B) The auditory nerve helps in the production of speech and language skills. C) The auditory nerve is significant because it carries auditory information from the inner ear to the brain, enabling the perception of sound. D) The auditory nerve is responsible for balancing the body and maintaining posture. Show Answer Correct Answer: C) The auditory nerve is significant because it carries auditory information from the inner ear to the brain, enabling the perception of sound. 3. Find the word that has the same beginning sound as the word:plan A) Ant. B) Slam. C) Plate. D) Poodle. Show Answer Correct Answer: C) Plate. 4. Find the word that has the same beginning sound as the word:ghost A) Guest. B) Glove. C) Gravy. D) Glob. Show Answer Correct Answer: A) Guest. 5. How does sound travel through different mediums? A) Sound travels fastest in solids, slower in liquids, and slowest in gases. B) Sound travels fastest in gases, slower in solids, and slowest in liquids. C) Sound travels equally in all mediums without variation. D) Sound travels fastest in liquids, slower in gases, and slowest in solids. Show Answer Correct Answer: A) Sound travels fastest in solids, slower in liquids, and slowest in gases. 6. The special technique used in ships to calculate the depth of ocean beds is ..... A) Reverberation. B) Radar. C) Lidar. D) Ultrasound. Show Answer Correct Answer: A) Reverberation. 7. What sound do you hear at the end of:Fired? A) -ed. B) -d. C) -t. D) None of the above. Show Answer Correct Answer: B) -d. 8. What is the middle sound in the word 'dog'? A) O. B) K. C) G. D) D. Show Answer Correct Answer: A) O. 9. During a school talent show, Isabella uses a microphone that amplifies her voice. A loud sound is produced by a sound wave with a ..... amplitude. A) Low. B) High. C) Decreasing. D) None of the above. Show Answer Correct Answer: B) High. 10. Put the car in **** to back up. A) Reversse. B) Revearse. C) Reverse. D) Raverse. Show Answer Correct Answer: C) Reverse. 11. Think A) Voiced. B) Voiceless. C) All the above. D) None of the above. Show Answer Correct Answer: B) Voiceless. 12. Which word has the same vowel sound cloud? A) Blow. B) Cow. C) Toe. D) Moose. Show Answer Correct Answer: B) Cow. 13. The SI unit of Frequency A) Hertz. B) Ampere. C) None of the above. D) None of the above. Show Answer Correct Answer: A) Hertz. 14. When ALL light can pass through an object such as a clean glass window we call it- A) Transparent. B) Opaque. C) Translucent. D) None of the above. Show Answer Correct Answer: A) Transparent. 15. Where did Bismillah play the Shehnai on 15th August 1947? A) At Ganga Ghat. B) In Banaras. C) Near Red Fort. D) At Kaashi. Show Answer Correct Answer: C) Near Red Fort. 16. Haggerwood said that these 2 things make soundscapes scary. What are they? A) Being scary and screaming. B) Creepiness and fear. C) Creepiness and shock factor. D) Scaring others and being scared. Show Answer Correct Answer: C) Creepiness and shock factor. 17. Hey Ria, can you guess what causes sound? Is it ..... A) Molecules. B) Vibrations. C) People. D) Space. Show Answer Correct Answer: B) Vibrations. 18. What did they use to demonstrate the sound of windows breaking? A) Hitting pans together. B) Breaking windows. C) Clapping wooden boards together. D) Breaking lightbulbs. Show Answer Correct Answer: D) Breaking lightbulbs. 19. The loudness of a sound depends on: A) Amplitude. B) Frequency. C) Time period. D) Speed. Show Answer Correct Answer: A) Amplitude. 20. It's A) /iz/. B) /s/. C) /z/. D) None of the above. Show Answer Correct Answer: B) /s/. 21. What vowel sound do you hear in clean? A) Long a. B) Long i. C) Long e. D) Long o. Show Answer Correct Answer: C) Long e. 22. Ages A) /iz/. B) /s/. C) /z/. D) None of the above. Show Answer Correct Answer: A) /iz/. 23. What is the amplitude of a sound wave? A) Its loudness. B) The maximum distance the particles vibrate away from their starting positions when the wave passes. C) The height of the vibrations. D) How high or low the sound is. Show Answer Correct Answer: B) The maximum distance the particles vibrate away from their starting positions when the wave passes. 24. The object that travels faster than the sound is called A) Super sonic speed. B) Irregular speed. C) Regular speed. D) None of the above. Show Answer Correct Answer: A) Super sonic speed. 25. Sound does not travel in space because A) Space is too far away. B) There is no matter in space. C) Space is the final frontier. D) Space has planets. Show Answer Correct Answer: B) There is no matter in space. ← PreviousNext →Related 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 8Class 8 Science Chapter 13 Sound Quiz 9Class 8 Science Chapter 13 Sound Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books