1. staff
2. a white key
3. tell musicians how to figure the names
4. treble and bass
5. it tells you where g is
6. a b c d e f g
7. leger lines
8. bass
9.5
not sure of 10
It depends on what type of mad reaction you're looking for. you could;
1. Clench your fists and maybe stomp your foot if you're looking for an exaggerated, maybe even comical display of anger
2. turn away slightly and grab your head/hair in a slightly hysterical anger
3. Shake your fist at them
4. Cross your arms over your chest
Or some combination of those things, I hope that gives you some ideas!
Answer:
I chose it so it can help me learn to draw
Explanation:
it teaches you the basics