Please enable JavaScript.
Coggle requires JavaScript to display documents.
electromagnetism - Coggle Diagram
electromagnetism
electricity
wires
electric current
amps
measured with ammeter
electrons
battery
positive and negative terminal
power source of a circuit
circuits
must have wires and a power source
ohm's law: i=v/r
resistance–opposite
voltage
the amount of energy given to the moving electrons
magnetism
north and south pole
opposites attract
magnetic field
the closer to the magnet, the stronger the field
field lines
magnetic domains
permanent and temporary magnets