1. Velocity: : Time : s 2. EM wave speed: : Boiling point of water:100 oC
3. Metal: good conductor : Non-metal:
4. Electrical charge : + or - charge: : North and South
5. Magnetic force: magnet : : voltage that gives to electric current
6. Faraday::Ampere: Electrodynamics
7. Electromagnet: magnet and electricity: vibrating or flowing charges
8. Hz:Hertz : m:
9.Maxwell: : Hertz: Hertzian waves

electromotive force.
magnetic poles.
3 X 10 8 m/s.
wavelength.
m/s.
Electricity.
insulator.
EM wave Theory.
energy.
Electromagnetic induction.

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