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What is the ability to hear and understand conversation?

• Sound Masking

• Speech Intelligibility

• Sound Proofing

• Speech Privacy

What are sound waves transmitted as?

• Pressure Fluctuations

• Compressional Disturbances

• Absorption

• Diffusion

Which term describes the process of spreading sound waves out evenly?

• Diffusion

• Echo

• Sound Masking

• Absorption

What is transformed into sound energy, vice versa?

• Electroacoustic Transducer

• Piezoelectric and Magnetostrictive Transducers

• Acoustic Transducer

• Compressional Disturbances

What is the general term used to describe reducing sound through pressure?

• Speech Privacy

• Sound Proofing

• Sound Masking

• Speech Intelligibility

What type of sound is below 20Hz?

• Infrasonic

• Ultrasonic

• Pressure Fluctuations

• Human speaking voice range

What is the shortest wavelength mentioned?

• Ultraviolet

• Infrared

• Violet

• Brightness

What is the ability to block sound transmission from one area to another?

• Noise Level Reduction (NLR)

• Reverberation

• Sound Isolation

• Attenuation

What is the buzzing or clicking sound called?

• Echo

• Reverberation

• Flutter

• Sound Masking

What causes adjacent air pressure to change, but not movement?

• Diffusion

• Echo

• Pressure Fluctuations

• Speech Privacy