Magnetic Fields Crossword Puzzle

QUESTIONS LIST:

• repel : when two parallel wires carry currents in opposite directions, their magnetic fields _ each other.
• multiplier : the galvanometer is connected in series with a resistor called a _ .
• solenoid : a long coil of wire that contains many loops.
• increase : increasing the number of loops in an electromagnet causes the strength of the magnetic field to _ .
• electromagnet : a magnet created when there is a current through a coil of wire.
• galvanometer : a device used to measure very small electric currents is a _ .
• magnetic flux : the number of magnetic field lines that pass through a surface.
• polarized : a magnet is _ , which means that it has two distinct and opposite ends.
• armature : a(n) _ is a wire coil in an electric motor made of many loops mounted on a shaft or axle.
• motor : a device that converts electrical energy into mechanical energy.