Resonant Frequency: Bottle Experiment (0:51)

From Professor Peggy Mason's "Understanding the Brain: The Neurobiology of Everyday Life" course - see https://www.coursera.org/course/neurobio
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This Metadata Geo subtitle track integrates the contents of both the English subtitle track and of the Metadata: Audio Description subtitles track, so as to produce a downloadable text transcript. It is not really meant for playing on the video, as this would create redundant information

[Intro jingle]
"The Univeristy of Chicago"

"Resonant Frequency Bottle Experiment"

"No sound is heard"

A woman blows silently, and nods

"Air through an empty bottle"

The woman picks up a bottle, smiling,
and brings it to her lips.

["A" note below Middle C]
"220 hz" appears as she blows in it.

She smiles and puts down the bottle.
[clunk of the bottle on the table]

"Same bottle half filled with water"

The woman picks up the bottle.

[higher note]
"316 hz" appears as she blows in it.

She puts down the bottle and sits back.
[clunk of the bottle on the table]

"Same bottle filled to the top with water."

The woman picks up the bottle.

"624 hz" appears as she blows in it.
[Still higher note]

She puts down the bottle.

[Outro jingle]
"The University of Chicago"

"The University of Chicago"
"© 2014 The University of Chicago"