For a surface molecule a) the net force on it is zero b) there is a net downward force c) the potential energy is less than that of a molecule inside d) the potential energy is more than that of a molecule inside

For a surface molecule a) the net force on it is zero b) there is a

1.	For a surface molecule a) the net force on it is zero b) there is a net downward force c) the potential energy is less than that of a molecule inside d) the potential energy is more than that of a molecule inside
Answer» Both A & B are CORRECT Both A & C are correct Both A & D are correct Both B & D are correct ANSWER :D