Experiment of December 20, 2016:

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Solution video:

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Experiment:

Question:

What happens if Mr. Santa adds a little bit more water to the bottle or the wine glass?

A) With more water, the pitches of the notes from the bottle and the glass increase.

B) With more water, the pitches of the notes from the bottle and the glass decrease.

C) With more water, the pitch of the note from the bottle increases, and that from the glass decreases.

D) With more water, the pitch of the note from the bottle decreases, and that from the glass increases.