I will give you Brainliest if its correct/Describe an electromagnetic wave.

The wave which have Both Electric and Magnetic fields perpendicular to each other and these waves requires no any medium for propagation.

Electromagnetic waves are members of a family of waves with common properties called the electromagnetic spectrum. All electromagnetic waves: are transverse waves; can travel through a vacuum ; travel at exactly the same speed in a vacuum, the speed of light, 300,000,000 m/s.

yes peace and development are complementary to each other since they both undergo a great deal of getting where they want to go whether its peace in general and. development

answer; during stalin"s rule, many mothers told their children that he was the greatest thing to ever happen to russia;