Can someone explain, The Theremin, a musical instrument, on how it works in the simplest way?

"im only a crack in this castle of glass" what band says this in one of there songs its a project for school dont report. im doing a project on music and bands.

Seurat's optical mixture created greater fill in the blank.

David composed a poster with the image below. which set of design elements is significant in this poster? a. form, space, and line b. color, value, and line c. space, form, and shape d. line, space, and form e. shape, form, and line