Modern classical music is music written in the 20th century and beyond. Although much of it draws heavily on earlier forms, modern composers also experimented with rejection of long-held ideas; notably, Arnold Schoenberg questioned the traditional notions of harmony with his twelve-tone system[?], and John Cage questioned the very definition of music with his use of chance and found sounds.
... at Kusunai and 37.6° at Aniva (January, 9.5°; July, 60.2°). At Alexandrovsk near Dui the annual range is from 81 in July to -38° in January, while at Rykovsk in th ...