Freakonomics Chapter 4 ; Explain thoroughly what the authors’ theory is for the lowering of the crime rate, provide statistics from the chapter to support their argument, and then thoroughly analyze their theory: Do you agree or disagree with the authors' theory?

Explain the popular saying "we are made of stardust. how are we made of stardust? use scientific vocab.

Hurry: the angle measures associated with which set of ordered pairs share the same reference angle? (-square-root 3/2, 1/2) , (-1/2, -square-root 3/2) (1/2, -square-root 3/2) , (-square-root 3/2, 1/2) (-1/2, -square-root 3/2), (1/2, square-root 3/2) (square-root 3/2, 1/2) , (1/2, square-root 3/2)

Lori attended a lecture about the sun, and the presenter had placed this image on the wall. which layer of the sun could this image be referring to?