Media. So, one piece of art can be made of one medium or
several media. If you've ever been to an art museum or gallery, you've
probably seen those little signs next to each piece that look something
like this:
'Oil on Canvas'
'Tempera on Wood'
'Ink on Silk
Answer:
Chopin's first étude focuses on a rippling chord progression. The piece is composed in the same ternary (or A-B-A) form as most of his Op. 10 études, introducing two ideas before coming back to repeat the first.