Suppose someone told you that she had discovered h ii around the star aldebaran. would you believe her? why or why not?

What happens to atoms and chemical bonds during a reaction?

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

An ascending elevator, hanging from a cable, is coming to a stop. part a part complete identify all forces acting on the elevator from the list below. select all that apply. select all that apply. kinetic friction normal force tension weight static friction submitprevious answers correct part b draw a free-body diagram of the object. draw the vectors starting at the black dot. the location and orientation of the vectors will be graded. the exact length of your vectors will not be graded but the relative length of one to the other will be graded.