Question

give reason
astronauts on moon cannot hear each other directly​

Answer 1

Answer:

Answer: Because there is no atmosphere at moon. Sound needs a medium to travel. ... Due to absence of air on moon,sound cannot travel so astronauts cannot hear each other.

Answer 2

Answer:

Astronauts on moon cannot hear each other because there is no medium in space for sound to travel. As we all know, sound needs a medium to travel or propagate from one place to another.

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