Electromagnetic Waves

EM wave properties, Maxwell’s equations and EM spectrum.

1.Introduction to Electromagnetic Waves
A simple explanation of what electromagnetic waves are and how they travel without a medium.
2.Properties of Electromagnetic Waves
Learn the key properties of EM waves such as speed, frequency, wavelength and how they behave.
3.Nature of Electromagnetic Waves
Understand how EM waves are transverse waves and how changing electric and magnetic fields create them.
4.Maxwell’s Equations – Basic Ideas
A beginner-friendly introduction to Maxwell’s equations and how they predict the existence of EM waves.
5.Speed of Electromagnetic Waves
Learn why all electromagnetic waves travel at the speed of light in a vacuum.
6.Electromagnetic Spectrum
Understand the complete EM spectrum from radio waves to gamma rays in simple language.
7.Radio Waves
Learn about radio waves and how they are used in communication and broadcasting.
8.Microwaves
Understand microwaves and their uses in ovens, radar and wireless communication.
9.Infrared Waves
Learn how infrared waves carry heat and are used in remotes, sensors and thermal imaging.
10.Visible Light
Explore the part of the EM spectrum that the human eye can see, including colours and wavelengths.
11.Ultraviolet Rays
Understand ultraviolet radiation, its natural sources and its effects on living beings.
12.X-rays
A simple explanation of X-rays and how they are used in medical imaging and security scanning.
13.Gamma Rays
Learn about high-energy gamma rays, their sources and their applications in medicine and research.
14.Applications of Electromagnetic Waves
Beginner-friendly overview of how different EM waves are used in communication, medicine and technology.
15.Hazards of Electromagnetic Waves
Understand the potential health risks and safety precautions related to different EM waves.