Question

What is meant by the term magnetic lines list two properties of magnetic field lines?

Answer 1

magnetic lines are lines which indicate path of magnetic field..
properties as follows
1)always originate from North Pole and meet on south pole but inside magnet it's opposite
2)they never intersect each other...

Answer 2

Here is your answer.

A reason around a magnetic material or moving electric charge within which the force of magnetism acts.

A magnetic field is a vector field that describes the magnetic influence of electrical current and magnetic material.

I hope this helps you.