Radio is useful for the older generation, if somebody is unable to see/watch the television radio is the next best thing!
it informs
Radio waves can penetrate interstellar gas and dust without being scattered or absorbed
Radio waves can penetrate interstellar gas and dust without being scattered or absorbed
Radio waves can penetrate interstellar gas and dust without being scattered or absorbed
how are radio waves be used- well they are used by sound waves like as in u can hear sond waves but radio waves is where you are in the car and u are listening for instance capital fm that is radio waves Hope It Helped Hennddyyyy:) :D
Based on all the useful information given in the question, the most probable reason is: broke.
Radio telescope can "see" radio spectrum events and locations in the universe.
radio useful the message so radio that is interast the new message
not a clue (y)
radio telescopes
Propaganda can be very useful in the sense of televesion or the radio ect. instead of manipulating you it can help you decide on what you wanna do.
radio telescopes
Since radio waves travel freely through the Earth's atmosphere, Radio telescopes are the most useful equipment to have during any weather condition.
Radio
Radio
The ionosphere has the useful property of reflecting radio waves, thereby enabling us to send radio signals past the horizon.
Radio waves can penetrate interstellar gas and dust without being scattered or absorbed
Radio waves can penetrate interstellar gas and dust without being scattered or absorbed