Question

Obi wan uses his Jedi mind tricks to compel people to do his will. The words he uses begin in his vocal cords which what the air molecules in his throat

Answer 1

The words he uses begin in his vocal cords which move the air molecules in his throat.

When the vocal cords vibrate (the air generate this vibration), they alternately trap air and release it in the throat

Answer 2

your answer is

vibrate :)