Simile/analogy: Mental health is like a because of.

Mental health is like a cycle because of how someone who has had mental health problems before goes back to it after recovering.

why does the crew join ahab's quest without hesitation?

the direction of the magnetic field produced by an electric current will change when the direction of the electric current changes. for example : if a current is flowing in a straight length of wire, the magnetic field is described by a concentric circle (using right-hand rule).