What is the technique where patterns are created by scraping off layers of paint from canvas that is laid over a textured surface?

First to answer will be the brainliest i need the answer asap

How many wool do you need to craft a bed?

The three-movement symphony of sorrowful songs features a different text for each movement. its second movement (below) concerns the plight of a young polish prisoner seeking the protection of the queen of heaven. who is the composer of this piece