
Sound, frequency, pitch and loudness
Quiz by Debra Mulubwa
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18 questions
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- Q1What is the unit of measurement for frequency?HertzMeterDecibelWatt30s
- Q2Which term describes the quality of a sound that distinguishes it as being high or low?AmplitudeLoudnessFrequencyPitch30s
- Q3What is the unit of measurement for loudness?DecibelMeterWattHertz30s
- Q4Which term describes the subjective perception of the intensity of a sound?PitchLoudnessFrequencyAmplitude30s
- Q5Which property of a sound wave determines its pitch?LoudnessFrequencyWavelengthAmplitude30s
- Q6What is the range of frequencies that humans can typically hear?100 Hz - 1,000 Hz5 Hz - 50 Hz20 Hz - 20,000 Hz10,000 Hz - 100,000 Hz30s
- Q7Which term refers to the number of complete waves that pass a given point in a specific time?AmplitudePitchFrequencyLoudness30s
- Q8Which of the following properties is associated with the speed of sound waves?WavelengthPitchLoudnessFrequency30s
- Q9What is the term for the bending or spreading of sound waves around obstacles?DiffractionRefractionReflectionInterference30s
- Q10Which of the following phenomena occurs when sound waves bounce off a surface?ReflectionDiffractionRefractionInterference30s
- Q11Which of the following best describes the concept of frequency in sound waves?The maximum displacement of particles in a medium from their equilibrium positionThe time it takes for one complete wave cycle to pass a given pointThe number of complete cycles of a wave that occur in one secondThe distance between two consecutive points of the same phase30s
- Q12What is the speed of sound in air at room temperature?Approximately 343 meters per secondApproximately 299,792,458 meters per secondApproximately 2,998 kilometers per hourApproximately 123 miles per hour30s
- Q13Which of the following is a characteristic of sound waves?They require a medium to travel throughThey have higher frequencyThey can travel through a vacuumThey travel slower than light waves30s
- Q14Which of the following is the correct definition of wavelength?The distance between two consecutive points of the same phaseThe time it takes for one complete wave cycle to pass a given pointThe maximum displacement of particles in a medium from their equilibrium positionThe number of complete cycles of a wave that occur in one second30s
- Q15Which of the following correctly describes the relationship between frequency and pitch in sound waves?Pitch is determined by the amplitudeFrequency and pitch are unrelatedHigher frequency corresponds to lower pitchHigher frequency corresponds to higher pitch30s