Well, if you are in Fast Pitch- 40 feet
43 feet
43 feet
Four consecutive innings if she is the starting pitcher. There's no minimum number required for relief pitchers.
In softball, the ball is bigger. Baseball pitchers pitch the ball overhand while softball pitchers pitch underhand. Baseball is more of a boys sport and softball is generally more for girls.
pitch
for 11-14 years old it is 40 ft for high school and 15u it is 43ft they just recently changed it to 43 feet because pitchers were getting injured when the ball cam straight back at them
60mph
43 feet
none
yes
yes ?
no
Yes almost all do