If a particle experiences a deflection in a magnetic field, the particle is most likely:
Charged and moving parallel to the field lines.
Uncharged and moving perpendicularly to the field lines.
Uncharged and moving parallel to the field lines.
Charged and moving perpendicularly to the field lines.
Which of the following materials can be used to make the needle of a navigating compass?
Steel.
Aluminum.
Soft iron.
Zinc.
