White noise machine

High school (ages 12+)
Making & Design

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/white-noise-machine

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is a white noise machine?A white noise machine is a small device that makes a gentle, steady sound, like a soft hiss, to help you relax and sleep better.
2. How does the sound from a white noise machine help me sleep?The constant sound covers up sudden noises, so your ears don’t notice things like traffic or doors slamming, which keeps you from waking up.

Broadband Sound: Sound that contains a wide range of frequencies, as opposed to a single tone.
Decibel per Octave: A measure of how much the power of a sound signal decreases as the frequency doubles.
Autonomic Nervous System: The part of the nervous system controlling involuntary bodily functions like heart rate and breathing.
Speech Privacy: The degree to which conversations in one area cannot be understood in adjacent areas.