Question

all electromagnetic wave travel with the same velocity​

Answer 1

Explanation:

Electromagnetic radiation is a type of energy that is commonly known as light. Generally speaking, we say that light travels in waves, and all electromagnetic radiation travels at the same speed which is about 3.0 * 108 meters per second through a vacuum.

Answer 2

Answer:

all electromagnetic radiation travels at the same speed which is about 108 meters per second in a vacuum.

It only Travels in vaccum with same speed...