Electricity

Frictional electricity
Force acting between charges
Action of an electroscope
Electric induction on an electroscope

Simple circuit
Conductors and non-conductors
The change-over switch
The two-way circuit
The AND gate
The OR gate

Measuring currents
Measuring voltage
Ohm´s law
Resistance of a wire
The potentiometer
The series connection
The parallel connection
Heating of a wire
Fuse
Power and energy
The diode

Magnet at different materials
Force between magnets
Lines of force of a magnet
The compass

Magnetic effect of the electric current
Magnetic field of a coil
Induction voltage
Voltage transformation
AC resistance of a coil

Conductivity of liquids
Resistance of a liquid
Electroplating