- #1
luice
- 8
- 0
which of the following electro magnetic waves has the lowest frequency?
a) UV
b) IR
c) X ray
d) microwave
a) UV
b) IR
c) X ray
d) microwave
Electromagnetic waves are a type of energy that is created by the movement of charged particles. They consist of both electric and magnetic fields that oscillate perpendicular to each other as they travel through space.
Electromagnetic waves are produced by accelerating charged particles, such as electrons. This acceleration creates a disturbance in the electric and magnetic fields, which then radiates outward as electromagnetic waves.
The electromagnetic spectrum is the range of all possible frequencies of electromagnetic radiation. It includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.
Electromagnetic waves have a wide range of uses, including communication (radio waves), cooking (microwaves), thermal imaging (infrared), and medical imaging (X-rays). They are also used in various scientific research and industrial applications.
Electromagnetic waves do not require a medium to travel through, unlike sound waves. They can travel through a vacuum and at the speed of light. The direction of their propagation is perpendicular to the direction of their oscillating electric and magnetic fields.