Question

why an astronaut cannot hear his companion on the surface of moon?​

Answer 1

$<p style="color:cyan;font-family:cursive;background :black;font-size:25px;">Astronauts are so far from the Earth that gravity is so small. ... In the space, there is no material medium soastronauts cannot listen to each other. Hence, an astronaut can't hear his companion at the surface of the moonbecause there is no medium for sound propagation..</p>$

Answer 2

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