Assertion: magnetic field's direction | /r/HasProperty | parallel
Facets:
Source sentences:
text: The direction of the magnetic field at any point is parallel to the direction of nearby field lines, and the local density of field lines can be made proportional to its strength.
text: The direction of the magnetic field at any point is parallel to the direction of nearby field lines, and the local density of field lines can be made proportional to its strength.