The video tutorial explains how active noise-canceling headphones work by using microphones to capture ambient sound, inverting the sound waves, and broadcasting them inside the headphones to achieve destructive interference. This process effectively cancels out unwanted noise. The tutorial also demonstrates the inversion of audio waveforms using a video editing program, highlighting the practical application of this technology.

What is the first step in understanding how active noise-canceling headphones work?

• Using a video editing program

• Listening to the ambient sound

• Inverting the sound waves

• Broadcasting sound waves

How do active noise-canceling headphones reduce unwanted noise?

• By amplifying ambient sound

• By using microphones to record and invert sound waves

• By blocking all external sound

• By increasing the volume of music

What is the term used when two sound waves cancel each other out?

• Constructive interference

• Destructive interference

• Sound amplification

• Wave distortion

What is the purpose of inverting the audio waveform in the video editing demonstration?

• To create a new sound effect

• To demonstrate noise cancellation

• To enhance the sound quality

• To increase the volume

In the context of noise-canceling, what does the term 'inverted ambient noise' refer to?

• Noise that is recorded

• Noise that is ignored

• Noise that is reversed in phase

• Noise that is amplified