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There is no air and sound waves do not propagate through vacuum.
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∙ 14y ago
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How do you communicate with others on the moon and earth?
Radio. If you can't talk to them directly by hearing their voices, then it is transmitted by radio.
Why do astronauts have radio transmitters when they are on moon?
So they can talk to each other and Earth, even though there is no air.Astronauts have radio transmitters on moon as they cannot communicate with each other.Sound cannot travel if there is no air. As there is no air on the moon astronauts need radio transmitters when they are on moon.
Are radio waves used to communicate with satellites?
Yes
When two men walk in moon they cannot hear each other why?
Because there's no air ! They have to communicate by radio.
How did people on the moon communicate?
they used radios in the helmet of their spacesuits.
What does a handheld marine radio do?
A handheld marine radio can communicate no matter what the weather conditions. You can find other watercraft near you and most are waterproof. They can be used to communicate with other boaters.
How do we know that EM wave don't need a medium and can travel through vacuum?
Because of all the EM radiation we receive from the sun.Also . . .we can see the moonwe can see the sunwe can see other starswe can communicate by radio with astronauts on the moonwe can communicate by radio with the Curiosity on Marswe can communicate by radio with our space probes that have left the solar systemwe can bounce light and radio from Earth to moon and back to Earth
What did people use to communicate in the 1930s?
they used TV and they also used the radio they had no cell phones
What was a device used to communicate news during World War 2?
Radio
How did the Apollo 13 communicate back and forth from space to Earth?
They used a radio.
What type of wave is used to communicate with astronauts on international wave station?
radio wave
What are the functions of a 2way radio?
A two way radio allows two persons to communicate with each other while separated by some sort of distance. A wireless frequency is used for them to communicate and they must be on the same channel.
