This quiz works best with JavaScript enabled. Home > Cbse > Class 8 > Science > Sound > Class 8 Science Chapter 13 Sound – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 13 Sound Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which word has the long "o" sound? A) Over. B) Rock. C) All the above. D) None of the above. Show Answer Correct Answer: A) Over. 2. Sound waves travel the FASTEST through ..... A) Gases. B) Liquids. C) Solids. D) None of the above. Show Answer Correct Answer: C) Solids. 3. Which is a soft sound? A) A bird singing. B) Firetruck. C) Whistle. D) Fire alarm. Show Answer Correct Answer: A) A bird singing. 4. How many syllables does this word have?Birthday A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 5. Which word has the same vowel sound as point? A) Spoon. B) Tone. C) Pout. D) Toy. Show Answer Correct Answer: D) Toy. 6. Where did sound effects start? A) TV. B) The street. C) A guy in his basement. D) Radio. Show Answer Correct Answer: D) Radio. 7. Which two words make the contraction won't? A) Will not. B) Will. C) Wo not. D) Won't not. Show Answer Correct Answer: A) Will not. 8. The sound of an object has 120 vibrations per minute. What is the frequency and time period? A) 60 Hz & 0.167 seconds. B) 3 Hz & 0.33 seconds. C) 5 Hz & 0.2 seconds. D) 2 Hz & 0.5 seconds. Show Answer Correct Answer: D) 2 Hz & 0.5 seconds. 9. The loudness of sound depends on: A) Its speed. B) Its frequency. C) Its amplitude. D) Its time period. Show Answer Correct Answer: C) Its amplitude. 10. What is the vowel sound in this word?Cake A) Long e. B) Short a. C) Long a. D) Short e. Show Answer Correct Answer: C) Long a. 11. The word ..... is spelled short /i/ ui. A) Build. B) Grind. C) All the above. D) None of the above. Show Answer Correct Answer: A) Build. 12. What sound does the "ea" make in this word:bread A) Long e. B) Short e. C) Long a. D) None of the above. Show Answer Correct Answer: B) Short e. 13. Nola dived off the **** into the water. A) Parie. B) Pier. C) Paeir. D) Peaar. Show Answer Correct Answer: B) Pier. 14. Which of the phases of matter does sound waves travel slow A) Solid. B) Liquid. C) Vacuum. D) Gas. Show Answer Correct Answer: D) Gas. 15. In order to reduce the loudness of a sound we have to A) Decrease its amplitude of vibration of the sound. B) Increase its frequency of vibration of the sound. C) Increase its amplitude of vibration of the sound. D) Decrease its frequency of vibration of the sound. Show Answer Correct Answer: A) Decrease its amplitude of vibration of the sound. 16. Which word has the same vowel sound as tune? $_{}$ A) Sun. B) Dust. C) Soon. D) None of the above. Show Answer Correct Answer: C) Soon. 17. Find the word that has the same middle sound as cart. A) Barn. B) Chat. C) Cap. D) Flat. Show Answer Correct Answer: A) Barn. 18. Which long vowel sound do you hear in the word PAID? A) Long A. B) Long O. C) Long E. D) Long U. Show Answer Correct Answer: A) Long A. 19. Objects that vibrate slowly make a sound with a ..... pitch. A) High. B) Quiet. C) Low. D) Loud. Show Answer Correct Answer: C) Low. 20. A part of sound waves where the particles of medium are farther away from normal particles is called A) Trough. B) Compression. C) Crest. D) Rarefaction. Show Answer Correct Answer: D) Rarefaction. 21. Sound travels fastest in ..... A) Liquids. B) Air. C) Gases. D) Solids. Show Answer Correct Answer: D) Solids. 22. The speed of a sound wave A) Frequency. B) Amplitude. C) Wavelength. D) Volume. Show Answer Correct Answer: A) Frequency. 23. The high or low tone of a sound A) Volume. B) Vibrations. C) Frequency. D) Pitch. Show Answer Correct Answer: D) Pitch. 24. What sound does the blue letter make in the word circus? A) /kw/. B) /k/. C) /j/. D) None of the above. Show Answer Correct Answer: B) /k/. 25. ..... sounds have a larger amplitude A) Quiet. B) Loud. C) All the above. D) None of the above. Show Answer Correct Answer: B) Loud. 26. What sound do the blue letters make in the word quiet? A) /j/. B) /kw/. C) /k/. D) None of the above. Show Answer Correct Answer: B) /kw/. 27. The voice box is also called as A) Mouth. B) Heart. C) Stomach. D) Larynx. Show Answer Correct Answer: D) Larynx. 28. The sound in the audible range is called A) Subsonic sound. B) Light sound. C) Sonic sound. D) Ultrasonic sound. Show Answer Correct Answer: C) Sonic sound. 29. Which word has the schwa sound? A) Sea. B) Ago. C) Day. D) None of the above. Show Answer Correct Answer: B) Ago. 30. When was Evelyn's deafness confirmed? A) By the age of 8. B) By the age of 6. C) By the age of 11. D) By the age of 5. Show Answer Correct Answer: C) By the age of 11. 31. Which best describes what sound waves look like? A) A waterfall. B) Water in a creek. C) Ocean waves. D) Ripples on a pond. Show Answer Correct Answer: D) Ripples on a pond. 32. Describe the structure of the human ear. A) The human ear is structured into three parts:outer ear (pinna and ear canal), middle ear (tympanic membrane and ossicles), and inner ear (cochlea and vestibular system). B) The human ear has a simple structure with only the outer ear and cochlea. C) The human ear is divided into four sections:outer, middle, inner, and auditory canal. D) The human ear consists of two main parts:outer ear and inner ear. Show Answer Correct Answer: A) The human ear is structured into three parts:outer ear (pinna and ear canal), middle ear (tympanic membrane and ossicles), and inner ear (cochlea and vestibular system). 33. Find the missing welded sound:Beth will s ..... at the show. A) Ink. B) Unk. C) Ing. D) None of the above. Show Answer Correct Answer: C) Ing. 34. The heart of a man Beats 75 times a minute. What is its (A)Frequency (B)Time period? A) (a) 1.28 s-1 (b) 0.8 s. B) (a) 1.25 s-1 (b) 0.7 s. C) 1.25 s-1, 0.8 s. D) (a) 1.26 s-1 (b) 0.7 s. Show Answer Correct Answer: C) 1.25 s-1, 0.8 s. 35. Find the word that has the same beginning sound as yelp. A) Sit. B) Yell. C) Help. D) Rip. Show Answer Correct Answer: B) Yell. 36. How many syllables does this word have?Always A) 4. B) 1. C) 2. D) 3. Show Answer Correct Answer: C) 2. 37. Who helped Evelyn to continue with her music? A) Her mother. B) Father. C) Ron Forbes. D) Teacher. Show Answer Correct Answer: C) Ron Forbes. 38. Salah satu trait dari Kesadaran adalah ..... A) Pikiran terbuka. B) Bermitra. C) Kritis. D) Transparan. Show Answer Correct Answer: C) Kritis. 39. When did Bismillah get his first big break as a Shehnai performer? A) In 1983, when All India Radio came into existence. B) 1945. C) 1987. D) 1989. Show Answer Correct Answer: A) In 1983, when All India Radio came into existence. 40. What does the Auditory nerve do? A) Carries the message to the brain. B) Carries the message to the Semi-Circular canal. C) Send the message to the Eustachian tube. D) None of the above. Show Answer Correct Answer: A) Carries the message to the brain. 41. What long vowel sound do you hear in the word height A) A. B) E. C) O. D) I. Show Answer Correct Answer: D) I. 42. What sound do you hear at the end of:Cleaned? A) -ed. B) -d. C) -t. D) None of the above. Show Answer Correct Answer: B) -d. 43. The loudness of sound is determined by the A) Amplitude of vibration. B) Ratio of amplitude and frequency of vibration. C) Frequency of vibration. D) Product of amplitude and frequency of vibration. Show Answer Correct Answer: A) Amplitude of vibration. 44. What was the source of inspiration for Bismillah? A) Red Fort. B) Royal Palaces. C) Ganga Ghats. D) None. Show Answer Correct Answer: C) Ganga Ghats. 45. Why is sound able to travel faster through a solid than a gas? A) Sound does not travel faster through a solid than a gas. B) Gas molecules are packed tightly. C) Gas molecules move slowly. D) Solid molecules are packed tightly. Show Answer Correct Answer: D) Solid molecules are packed tightly. 46. Pleasant sounds are usually ..... A) Unfriendly. B) Friendly. C) Angry. D) None of the above. Show Answer Correct Answer: B) Friendly. 47. Sound is a form of energy produced by ..... A) Prisms. B) Distances. C) Vibrations. D) Forces. Show Answer Correct Answer: C) Vibrations. 48. 4) My friends won their football match again ..... fourth win. A) Its / they're. B) It's / they're. C) It's / their. D) None of the above. Show Answer Correct Answer: C) It's / their. 49. Why does a red ball in Aybrie's toy collection look red? A) It reflects red light waves and absorbs all others. B) It absorbs red light waves and reflects all others. C) It absorbs no light waves. D) None of the above. Show Answer Correct Answer: A) It reflects red light waves and absorbs all others. 50. Who spotted Evelyn's potential? A) Mother. B) Friends. C) Ron Forbes. D) Her father. Show Answer Correct Answer: C) Ron Forbes. 51. Identify the beginning sound in the word 'duck'. A) M. B) D. C) F. D) B. Show Answer Correct Answer: B) D. 52. Tidak bergairah dan menutup diri adalah lawan dari sifat ..... A) Akuntabilitas. B) Keterlibatan. C) Keterlibatan. D) Aktualisasi diri. Show Answer Correct Answer: D) Aktualisasi diri. 53. Pat will **** her baton in the parade. A) Twirl. B) Tweirl. C) Trewel. D) Twiirl. Show Answer Correct Answer: A) Twirl. 54. The hearing range of human ear is A) 20 Hz to 20, 000 Hz. B) 20 Hz to 25, 000 Hz. C) More than 20, 000 Hz. D) Less than 20 Hz. Show Answer Correct Answer: A) 20 Hz to 20, 000 Hz. 55. My baby sister ..... to be very tall. A) Groe. B) Grue. C) Groo. D) Grew. Show Answer Correct Answer: D) Grew. 56. Find the word that has the same beginning sound as the word:skate A) State. B) Sad. C) Shrimp. D) School. Show Answer Correct Answer: D) School. 57. Sound is produced by A) Non-Vibrating objects only. B) Vibrating and non-vibrating objects. C) Vibration has no relation to sound. D) Vibrating objects only. Show Answer Correct Answer: D) Vibrating objects only. 58. Sound cannot travel though empty space because: A) Particles pass on vibrations. B) Electricity sends it through the air. C) There are no particles to vibrate. D) Air particles stay still. Show Answer Correct Answer: C) There are no particles to vibrate. 59. It takes **** and skill to climb a cliff. A) Nerve. B) Nirve. C) Nervvr. D) Narve. Show Answer Correct Answer: A) Nerve. 60. Identify the beginning sound in the word 'fish'. A) F. B) B. C) G. D) M. Show Answer Correct Answer: A) F. 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