edward vanbrgerr a German scientist first dicovered them when listioning to the static on his radio and ran expeirments then devoloped the first radio wave dish
An accidental discovery of the early 1930's it was announced in 1933.
Karl Jansky.
they use radio waves to pick up some what satellite images or existance of things in space
In 1820 Hans Christian Oersted noticed that electricity could cause magnets to move. This was the first "discovery" of radio waves.
sattelites
In a vacuum radio waves travel at the speed of light, about 186,000 miles per second.
Gamma rays
radio astronomy
radio astronomy...:)
radio astronomy
radio astronomy
radio waves
A radio telescope.
Radio waves are often referred to as space waves because they have the ability to move through space. Radio waves are a type of electromagnetic radiation.
radio waves
Radio Waves! (:
radio waves
Radio waves travel through empty space because they are electromagnetic waves, whereas sound is a wave that must travel through air.
with radio waves