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Astronauts wear special device on the ear why give reason

Sagot :

noicekorol238

Answer:

Valsalva device

Explanation: Valsalva device allows astronauts to equalize the pressure in their ears by performing the Valsalva maneuver inside the suit without using their hands to block their nose.

scholarsafwan

Answer:

Astronauts wear communication devices called intercoms on the ear.

Explanation:

We know that the outer space is a vacuum environment and hence sound waves cannot travel through space. Hence an alternative means of communication is necessary for proper communication between two astronauts. This alternative is the use of intercom. Its functioning is similar to a walkie-talkie, it transmits and recieves radio waves for communication

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