What do we call music that is created through chance or part of it is determined by the performer in the moment of performance (e. g., choosing the tempo while playing the work)

Which element of musical notation does this image represent? a. sharp sign b. flat sign c. natural sign d. ledger lines

In 5 short paragraphs, describe the attributes of the musical selection, according to the following critical criteria: 1. recognize and describe: at least one example of each of the following musical elements : rhythm, tempo, melody, harmony, timbre, texture, and form that are present in this particular composition, using specific musical terms learnt in the course and descriptive adjectives. examples of descriptive adjectives might include: a "menacing" melody, "triumphant" dynamics, or a "racing" tempo. use your imagination! 2. develop: a conclusion about what the composer was trying to represent. [might a "racing" tempo represent an attempt to escape from danger or dancing at a celebration? ] 3. interpret: the composition's emotional value, using language that describes emotional states. does the music express joy, fear, pleasure, optimism, sadness? 4. evaluate: the composition's creative quality: what makes this composition a valuable work of art? 5. analyze: its personal effect on you. how does this work express aspects of the human condition? does the music suggest a philosophy for living?

Iconography refers to meaning of the symbols and images in art. iconology is the study of imagery in terms of broader cultural and artistic content in art.