This quiz works best with JavaScript enabled. Home > Cbse > Class 8 > Science > Sound > Class 8 Science Chapter 13 Sound – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 13 Sound Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Choose the word that has a WELDED SOUND. A) Shut. B) Ring. C) Slick. D) None of the above. Show Answer Correct Answer: B) Ring. 2. You cannot hear ultrasound because it is: A) Too loud. B) Too quiet. C) Low frequency. D) High frequency. Show Answer Correct Answer: D) High frequency. 3. Sound travels through solids, but not through liquids and gases. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 4. What is the smallest representable part of an image? A) Bit depth. B) Sample. C) Resolution. D) Pixel. Show Answer Correct Answer: D) Pixel. 5. Which part of the ear is sound changed into electrical signals which are then sent to the brain? A) Middle ear. B) Inner ear. C) Outer ear. D) Hammer. Show Answer Correct Answer: B) Inner ear. 6. Astronauts cannot hear each other on the moon because A) Moon has no atmosphere. B) They are wearing helmets. C) Moon has less gravity compared to earth. D) None of these. Show Answer Correct Answer: A) Moon has no atmosphere. 7. What sound does the blue letter make in the word comma? A) /kw/. B) /k/. C) /j/. D) None of the above. Show Answer Correct Answer: B) /k/. 8. What is the vowel sound in this word?Mule A) Short u. B) Short e. C) Long u. D) Long e. Show Answer Correct Answer: C) Long u. 9. A wave of frequency 1000 Hz travels between X and Y, a distance of 600 m in 2 seconds. The number of wavelengths there in distance XY: A) 500. B) 100. C) 2000. D) 10000. Show Answer Correct Answer: C) 2000. 10. Find the word that has the same beginning sound as brave. A) Boy. B) Bread. C) Drive. D) Cave. Show Answer Correct Answer: B) Bread. 11. Energy that is stored in an object is called ..... A) Kinetic Energy. B) Potential Energy. C) Bored Energy. D) Stored Energy. Show Answer Correct Answer: B) Potential Energy. 12. Salah satu trait dari Akuntabilitas adalah ..... A) Inovasi. B) Efektif. C) Rasa percaya. D) Cekatan. Show Answer Correct Answer: C) Rasa percaya. 13. Which long vowel sound do you hear in the word CONTRIBUTION? A) Long I. B) Long A. C) Long E. D) Long U. Show Answer Correct Answer: D) Long U. 14. Find the word that has the same middle sound as meet. A) Deal. B) Mit. C) Been. D) Flat. Show Answer Correct Answer: A) Deal. 15. From where did Shahnai get its name? A) From barber (Nai in Hindi)-+ King (Shah in Hindi). B) From a Barber. C) King gave its name. D) None. Show Answer Correct Answer: A) From barber (Nai in Hindi)-+ King (Shah in Hindi). 16. The vocal cords do not produce a vibration in the throat. A) /IZ/ SoundSibilant. B) /Z/ SoundVoiced. C) /S/ SoundVoiceless. D) None of the above. Show Answer Correct Answer: C) /S/ SoundVoiceless. 17. Vibrating part in musical instrument Flute (like blowing over a bottle) is A) String. B) Stretched Membrane. C) Air Column. D) All of the above. Show Answer Correct Answer: C) Air Column. 18. ..... is the ability to cause motion or create change A) Work. B) Energy. C) Potential. D) None of the above. Show Answer Correct Answer: B) Energy. 19. What sound does the "ea" make in this word:break A) Long e. B) Short e. C) Long a. D) None of the above. Show Answer Correct Answer: C) Long a. 20. Which of the following statements is correct about sound and light? A) Light travels faster than sound. B) Light cannot travel, but sound can. C) Sound travels faster than light. D) Sound cannot travel, but light can. Show Answer Correct Answer: A) Light travels faster than sound. 21. A sound wave with low amplitude produces which type of sound? A) Low. B) Loud. C) High. D) Soft. Show Answer Correct Answer: D) Soft. 22. Sound travels fastest through this material A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: A) Solid. 23. Salah satu trait dari Aktualisasi diri adalah ..... A) Transparan. B) Pikiran terbuka. C) Kritis. D) Bermitra. Show Answer Correct Answer: B) Pikiran terbuka. 24. What is the term for the distance between successive peaks of a sound wave? A) Pitch. B) Wavelength. C) Amplitude. D) Frequency. Show Answer Correct Answer: B) Wavelength. 25. Teliti, kritis dan efisien merupakan ciri dari sifat ..... A) Akuntabilitas. B) Aktualisasi diri. C) Keterlibatan. D) Kesadaran. Show Answer Correct Answer: D) Kesadaran. 26. To calculate the size of a sound file: A) Colour depth * resolution. B) Number of samples * sample rate. C) Sample resolution squared. D) Sample rate * sample resolution * length in seconds. Show Answer Correct Answer: D) Sample rate * sample resolution * length in seconds. 27. When i move things back and forth quickly i make them ..... A) Vibrate. B) Disappear. C) Strong. D) None of the above. Show Answer Correct Answer: A) Vibrate. 28. We see light before we hear sound. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 29. ..... is the distance from the top of one wave to the top of the next wave. A) Wavelength. B) Frequency. C) Crest. D) Pitch. Show Answer Correct Answer: A) Wavelength. 30. What long vowel sound do you hear in the word neighbor A) A. B) E. C) I. D) O. Show Answer Correct Answer: A) A. 31. Which characteristic is this? We can distinguish between sound having same pitch and loudness. A) Timber. B) Tone. C) Amplitude. D) Pitch. Show Answer Correct Answer: A) Timber. 32. Sound is a ..... A) Bother. B) Wave. C) Pitch. D) None of the above. Show Answer Correct Answer: B) Wave. 33. How can sound be reflected and absorbed? A) Sound can be amplified by soft surfaces and diminished by hard materials. B) Sound can be absorbed by hard surfaces and reflected by soft materials. C) Sound can be reflected by hard surfaces and absorbed by soft materials. D) Sound can be transmitted through soft surfaces and blocked by hard materials. Show Answer Correct Answer: C) Sound can be reflected by hard surfaces and absorbed by soft materials. 34. Who all were present on the event of 15th August? A) Nehru. B) Gandhi. C) All eminent people. D) All. Show Answer Correct Answer: D) All. 35. 1 hertz is equal to A) 600 vibrations per minute. B) 1 vibration per minute. C) 10 vibrations per minute. D) 60 vibrations per minute. Show Answer Correct Answer: D) 60 vibrations per minute. 36. Find the missing welded sound:Please h ..... up your jacket. A) Ang. B) Ong. C) One. D) None of the above. Show Answer Correct Answer: A) Ang. 37. What year did sound effects start? A) 1960's. B) 1910's. C) 1900's. D) 1920's. Show Answer Correct Answer: D) 1920's. 38. What sound does the "ea" make in this word:pleasant A) Long e. B) Short e. C) Long a. D) None of the above. Show Answer Correct Answer: B) Short e. 39. Light is made up of only one color. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 40. Which of the following would have the highest pitch? A) A lion roaring. B) The rumble of a truck. C) A man's voice. D) A bird chirping. Show Answer Correct Answer: D) A bird chirping. 41. The loudness of sound decreases as it moves nearer the observer. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 42. Jane and Sophie were playing a game in the pool. Jane would ask a question andthen both girls would go under the water where Sophie would say the answer. The girls observed that the sound was different under water. Why is the sound different? A) Sophie didn't speak loudly enough. B) Ears don't receive sound under water. C) Sound moves differently through the water than the air. D) Sound doesn't vibrate in the water. Show Answer Correct Answer: C) Sound moves differently through the water than the air. 43. Mark the word with that has the same vowel sound as tried A) Year. B) Drips. C) Smile. D) None of the above. Show Answer Correct Answer: C) Smile. 44. What is the full form of SONAR?? A) Sound Navigation and Ranging. B) Sound Oriented Navigation and Ranging. C) Sound Observation and Ranging. D) Sound Noticle and Orientation. Show Answer Correct Answer: A) Sound Navigation and Ranging. 45. Enemy has the schwa sound A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 46. How many searches does "Halloween Sounds" have on amazon? A) 50, 000. B) 65, 000. C) 55, 000. D) 60, 000. Show Answer Correct Answer: B) 65, 000. 47. The energy of motion is ..... A) Kinetic Energy. B) Potential Energy. C) Mechanical Energy. D) None of the above. Show Answer Correct Answer: A) Kinetic Energy. 48. SI unit of loudness is ..... A) Pascal. B) Hz. C) Newton. D) Decibel. Show Answer Correct Answer: D) Decibel. 49. Mark the word with that has the same vowel sound as verb A) First. B) Seem. C) Car. D) None of the above. Show Answer Correct Answer: A) First. 50. Pick the word:I hope that you have a wonderful summer ..... ! A) 3. beam. B) 1. great. C) 4. break. D) 2. read. Show Answer Correct Answer: C) 4. break. 51. Mark the word with that has the same vowel sound as third A) Star. B) Burn. C) Quit. D) None of the above. Show Answer Correct Answer: B) Burn. 52. ..... is the characteristic of a musical sound by which a loud sound can be distinguished from a faint sound even though both have the same pitch . A) Loundness. B) Pitch. C) Quality. D) None of the above. Show Answer Correct Answer: A) Loundness. 53. What long vowel sound do you hear in the word either A) A. B) I. C) O. D) E. Show Answer Correct Answer: D) E. 54. The intensity level of sound is expressed in A) Decibels. B) Newton. C) None of the above. D) None of the above. Show Answer Correct Answer: A) Decibels. 55. While discussing a school project on communication technologies, Kason asked Mason, 'Which type of electromagnetic waves is used with cellular phones?' A) Infrared. B) Microwaves. C) Ultraviolet. D) Radio. Show Answer Correct Answer: B) Microwaves. 56. What is the sound of the th in this word (their)? A) Voiced. B) Voiceless. C) All the above. D) None of the above. Show Answer Correct Answer: A) Voiced. 57. Sound waves must be samples to create digital sound. A sample is ..... A) A measure of amplitude at a point in time. B) The number of samples taken per second. C) The file size of an image. D) None of the above. Show Answer Correct Answer: A) A measure of amplitude at a point in time. 58. The word ..... has long /i/ sound. A) Decide. B) Build. C) All the above. D) None of the above. Show Answer Correct Answer: A) Decide. 59. What sound do you hear at the end of:Watched? A) -ed. B) -d. C) -t. D) None of the above. Show Answer Correct Answer: C) -t. 60. Which of the following materials can sound be heard? A) Rubbing two stones. B) Falling leaves. C) Clapping your hands. D) A and C are correct. Show Answer Correct Answer: D) A and C are correct. ← 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 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books