Sound Basics Quiz

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Test your knowledge on sound waves and hearing.

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Ruhveer Singh

India

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Sound Basics Quiz


Froggy Jumps Sound Basics QuizVersión en línea Test your knowledge on sound waves and hearing. por Ruhveer Singh 1 Q1. Sound is a form of a A) Matter b C) Force c B) Energy 2 Q2. Sound is produced by a A) Heating b B) Vibrations c C) Cooling 3 Q3. Sound waves are a C) Stationary waves b B) Electromagnetic waves c A) Mechanical waves 4 Q4. Sound requires a ______ to travel. a C) Light source b B) Medium c A) Vacuum 5 Q5. The SI unit of frequency is a B) Metre b C) Second c A) Hertz 6 Q6. The to and fro motion of an object is called a C) Translation b A) Rotation c B) Vibration 7 Q7. In a sound wave, compression is a region of a A) Low pressure b C) Zero pressure c B) High pressure 8 Q8. Rarefaction is a region of a C) Constant pressure b B) Low pressure c A) High pressure 9 Q9. Sound waves in air are a B) Longitudinal b C) Circular c A) Transverse 10 Q10. In longitudinal waves, particles vibrate a A) Perpendicular to wave direction b B) Parallel to wave direction c C) Randomly 11 Q11. The distance between two compressions is called a B) Wavelength b C) Frequency c A) Amplitude 12 Q12. The time for one oscillation is a C) Speed b A) Frequency c B) Time period 13 Q13. Frequency and time period are a A) Directly proportional b B) Inversely proportional c C) Equal 14 Q14. Audible range for humans is a A) 2 Hz – 200 Hz b B) 20 Hz – 20 kHz c C) 200 Hz – 2 MHz 15 Q15. Sounds below 20 Hz are called a B) Infrasonic b C) Audible c A) Ultrasonic 16 Q16. Sounds above 20 kHz are a C) Audible b A) Infrasonic c B) Ultrasonic 17 Q17. Pitch of sound depends on a B) Frequency b A) Amplitude c C) Speed 18 Q18. Loudness depends on a B) Frequency b C) Wavelength c A) Amplitude 19 Q19. Greater amplitude means a A) Lower loudness b C) No change c B) Higher loudness 20 Q20. Speed of sound is given by a A) v = fλ b C) v = λ/f c B) v = f/λ 21 Q21. The most common medium for sound is a A) Air b B) Vacuum c C) Glass 22 Q22. Sound travels fastest in a A) Gases b B) Liquids c C) Solids 23 Q23. Echo is produced due to a A) Refraction b B) Reflection c C) Diffraction 24 Q24. For hearing an echo, minimum distance should be about a A) 1 m b C) 170 m c B) 17 m 25 Q25. The angle of incidence is ______ the angle of reflection. a C) Less than b B) Equal to c A) Greater than 26 Q26. SONAR is used to a B) Detect underwater objects b A) Measure temperature c C) Produce light 27 Q27. SONAR works on the principle of a C) Diffusion b B) Reflection of sound c A) Refraction 28 Q28. A pure sound of single frequency is called a B) Tone b C) Echo c A) Noise 29 Q29. Quality of sound is also known as a A) Timbre b C) Frequency c B) Pitch 30 Q30. Human voice is produced by a A) Lungs b B) Vocal cords c C) Tongue 31 Q31. A tuning fork produces sound when a C) Pressed b B) Vibrated c A) Heated 32 Q32. Sound cannot travel through a B) Water b C) Vacuum c A) Air 33 Q33. The unit of time period is a B) Second b A) Hertz c C) Metre 34 Q34. Increasing frequency increases a C) Amplitude b B) Loudness c A) Pitch 35 Q35. The number of oscillations per second is a C) Speed b A) Amplitude c B) Frequency 36 Q36. Noise is a B) Unwanted sound b A) Pleasant sound c C) Musical sound 37 Q37. Ultrasound is used in a B) Cooking b A) Medical imaging c C) Lighting 38 Q38. The particle motion in transverse waves is a C) Circular b A) Parallel to wave c B) Perpendicular to wave 39 Q39. The loudness of sound decreases when a A) Distance increases b C) Amplitude increases c B) Frequency increases 40 Q40. Sound energy decreases due to a A) Absorption b B) Reflection c C) Both

Sound Basics Quiz

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Sound Basics QuizVersión en línea

por Ruhveer Singh

Q1. Sound is a form of

Q2. Sound is produced by

Q3. Sound waves are

Q4. Sound requires a ______ to travel.

Q5. The SI unit of frequency is

Q6. The to and fro motion of an object is called

Q7. In a sound wave, compression is a region of

Q8. Rarefaction is a region of

Q9. Sound waves in air are

Q10. In longitudinal waves, particles vibrate

Q11. The distance between two compressions is called

Q12. The time for one oscillation is

Q13. Frequency and time period are

Q14. Audible range for humans is

Q15. Sounds below 20 Hz are called

Q16. Sounds above 20 kHz are

Q17. Pitch of sound depends on

Q18. Loudness depends on

Q19. Greater amplitude means

Q20. Speed of sound is given by

Q21. The most common medium for sound is

Q22. Sound travels fastest in

Q23. Echo is produced due to

Q24. For hearing an echo, minimum distance should be about

Q25. The angle of incidence is ______ the angle of reflection.

Q26. SONAR is used to

Q27. SONAR works on the principle of

Q28. A pure sound of single frequency is called

Q29. Quality of sound is also known as

Q30. Human voice is produced by

Q31. A tuning fork produces sound when

Q32. Sound cannot travel through

Q33. The unit of time period is

Q34. Increasing frequency increases

Q35. The number of oscillations per second is

Q36. Noise is

Q37. Ultrasound is used in

Q38. The particle motion in transverse waves is

Q39. The loudness of sound decreases when

Q40. Sound energy decreases due to