1) What is a function call?

2) How do i convert types? Why would i do this?

3) What mathematical functions (besides the basic operators) are avaliable in Python?

4) How can I define my own functions?

5) How can I use the functions I define?

6) How do functiona affect the flow of excution?

7) How do I pass parameters to my functions?

8) What is the difference between formal and actual parameters?