Any kind of radio waves receptors.
radio telescope
A special sort of ariel called a "radio telescope"
using radio waves it collects the data.
its collects data from space. It is a device that converts electrical energy into Radio waves or TV waves sending them out or receiving them.
no, mechanical waves are not radio waves
Transverse. Radio waves are electromagnetic waves, which are transverse.
Radio waves ARE electromagnetic waves.
No. Radar waves are one category of radio waves. Think of all the radio waves that are all around you right now . . . AM radio, FM radio, police and fire radio, highway patrol radio, taxi radio, television picture and sound radio waves, cellphone radio waves, garage-door-opener radio waves, bluetooth radio waves, WiFi waves, microwaves ... and you can't see any of them ! Radar waves can easily be there in the group.
trash
The Pinna/Pinnae collects the sound waves.
by changing the amplitude or frequency of the radio waves.
Radio waves are electromagnetic waves occurring on the radio frequency portion of the electromagnetic spectrum.