NEW
Font size
WorksheetsElectromagnetic Waves and Spectrum
Total questions: 10
Worksheet time: 5mins
Are made by vibrating electric charges and can travel through space by transferring energy between vibrating electric and magnetic fields.
Electromagnetic waves
Electromagnetic Spectrum
Electromagnetic magnetism
Electric Field
The whole range of EM wave frequencies. The range of all types of EM radiation.
Electromagnetic Spectrum
Electric Field
Electromagnetic waves
Electromagnetic magnetism
It is generated by changes in energy levels in the nucleus
Gamma rays
X-rays
Ultraviolet waves
Visible Light
It is generated by rapid deceleration of fast moving electrons and changes in energy of innermost orbital electrons.
Gamma rays
X-rays
Ultraviolet waves
Visible Light
It is at a higher frequency and energy than violet light. It can kill micro-organisms.
Gamma rays
X-rays
Ultraviolet waves
Visible Light
It is the part of the EM spectrum which can be detected by the human eye.
Gamma rays
X-rays
Ultraviolet waves
Visible Light
The electromagnetic waves with the longest wavelengths and lowest frequencies. Like all electromagnetic waves, It can travel through a vacuum.
Microwave
Radio waves
Visible Light
X-ray
An English scientist, developed a scientific theory to explain electromagnetic waves. He noticed that electrical fields and magnetic fields can couple together to form electromagnetic waves.
James Clerk Maxwell
Heinrich Hertz
Guglielmo Maconi
Reginald Fessenden
A German physicist, applied Maxwell's theories to the production and reception of radio waves. The unit of frequency of radio wave is named after him.
Heinrich Hertz
James Clerk Maxwell
Guglielmo Maconi
Reginald Fessenden
Most commonly known for inventing frequency-modulated or FM radio in 1933.
Heinrich Hertz
James Clerk Maxwell
Edwin Armstrong
Philo T. Farnsworth
