This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 13 Sound – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 13 Sound Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Sound travels slowest through this material A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: C) Gas. 2. Colour depth defines ..... A) How many bits are needed to store each pixel. B) How many pixels are in an image. C) The file size of a bitmap image. D) The sample rate of sound. Show Answer Correct Answer: A) How many bits are needed to store each pixel. 3. Find the word that has the same middle vowel sound as ..... trust. A) Church. B) Train. C) Take. D) Must. Show Answer Correct Answer: D) Must. 4. Hey Arjun, have you ever wondered what vibration really is? A) How loud a sound is. B) The back and forth movement of the object. 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 the object. 5. During a school concert, Jodie plays her clarinet from low notes to high notes. What happens to the sound waves that the clarinet creates? A) The amplitude of the sound waves decreases. B) The frequency of the sound waves increases. C) The wavelengths of the sound waves increase. D) The speed of the sound waves will decrease. Show Answer Correct Answer: B) The frequency of the sound waves increases. 6. Together A) Voiced. B) Voiceless. C) All the above. D) None of the above. Show Answer Correct Answer: A) Voiced. 7. Produce a buzzing sound. A) /IZ/ SoundSibilant. B) /Z/ SoundVoiced. C) /S/ SoundVoiceless. D) None of the above. Show Answer Correct Answer: A) /IZ/ SoundSibilant. 8. Dries A) /iz/. B) /s/. C) /z/. D) None of the above. Show Answer Correct Answer: C) /z/. 9. What is the mole used for? A) To measure the amount of grams in a substance. B) To measure the amount of atoms or molecules in a substance. C) To measure the amount of energy in a substance. D) To measure the amount of bonding in a substance. Show Answer Correct Answer: B) To measure the amount of atoms or molecules in a substance. 10. An ..... is a reflected sound. A) Vibration. B) Echo. C) Pitch. D) Volume. Show Answer Correct Answer: B) Echo. 11. Which of the following objects is transparent A) Glass. B) Brick. C) Mirror. D) Sand. Show Answer Correct Answer: A) Glass. 12. Which word has a long o vowel sound? A) Do. B) Wow. C) Flow. D) None of the above. Show Answer Correct Answer: C) Flow. 13. Find the word with the same ending sound as tree. A) Branch. B) Grass. C) Treat. D) Busy. Show Answer Correct Answer: D) Busy. 14. Rainbows are visible because A) White light is reflected off of raindrops. B) The visible light spectrum has seven colors. C) White light is refracted by the raindrops. D) The amplitude of each color varies. Show Answer Correct Answer: C) White light is refracted by the raindrops. 15. The animals that has a soft sound is ..... A) Hamster squeak. B) Lion roar. C) The goat bleats. D) None of the above. Show Answer Correct Answer: A) Hamster squeak. 16. The organ which helps humans to produce sound is- A) Larynx. B) Pharynx. C) Voice box or Larynx. D) All of the above. Show Answer Correct Answer: C) Voice box or Larynx. 17. What is one sound Schwa can make? A) "oh". B) "ah". C) "uh". D) None of the above. Show Answer Correct Answer: C) "uh". 18. The pitch of sound depends on A) Frequency. B) Amplitude. C) Both of these. D) None of these. Show Answer Correct Answer: A) Frequency. 19. Change. A) Sibilant. B) Voiced. C) Voiceless. D) None of the above. Show Answer Correct Answer: A) Sibilant. 20. Large amplitude of sound vibrations will produce A) Shriek sound. B) Loud Sound. C) Faint sound. D) Flat sound. Show Answer Correct Answer: B) Loud Sound. 21. What is ultrasound? A) Sound with a frequency higher than 20.000 Hz. B) Sound with a frequency lower than 20 Hz. C) Sound with a frequency 20 Hz. D) Sound with a frequency 20.000 Hz. Show Answer Correct Answer: A) Sound with a frequency higher than 20.000 Hz. 22. Did you **** to make dinner? A) Volunteer. B) Voluntear. C) Vulunteer. D) Voluntteer. Show Answer Correct Answer: A) Volunteer. 23. Which of the following is the inverse of time period? A) Amplitude. B) Frequency. C) Pitch. D) Quality. Show Answer Correct Answer: B) Frequency. 24. Pick the word:I don't want to go to Science Class . I ..... it because I have a test and haven't studied! A) Hate. B) Dread. C) Reveal. D) Great. Show Answer Correct Answer: B) Dread. 25. Can you hear he sound produced due to vibrations of seconds pendulum? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. ← 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 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 10Class 8 Science Chapter 13 Sound Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books