All electromagnetic waves travel at the same speed in a vacuum -- the speed of light.
All electromagnetic waves travel at the same speed.
They all have the same speed of travel.
Electromagnetic waves in a vacuum all travel at the same velocity, the speed of light (about 3 x 10^8 m/s).
In any one material all electromagnetic waves have the same velocity. Electromagnetic waves traveling through a medium travel at the same speed.
All electromagnetic waves travel at the same speed in vacuum.
They are all basically the same thing, electromagnetic radiation, but with different frequencies. All these waves are em waves which travel with the speed of light and it is the common b/w all the waves.
All electromagnetic waves travel at the speed of light in a vacuum.
Light is an electromagnetic wave. Electromagnetic waves travel at the speed of light. Electric and magnetic waves don't travel on their own - the wave travels as a combined electric and magnetic wave.
Within the same medium, all electromagnetic waves travel at the same speed.
All electromagnetic waves travel at the same speed in vacuum.
All waves in the electromagnetic spectrum travel at 3x108 ms-1 or 300000000 metres every second.