5. An astronaut cannot hear his companion on the surface of the moonbe

1.	5. An astronaut cannot hear his companion on the surface of the moonbecause :(i) frequencies produced are above the audio frequenciesthere is no medium for sound propagation(ii)temperature is too low during night and high during day(III) there are too many craters on the surface of the mooniv) there is no medium for sound propagation
Answer» ANSWER: iv) There is no medium for sound propagation. Explanation: An ASTRONAUT cannot hear his COMPANION on the surface of the moon because there is no medium for sound propagation in SPACE and sound NEEDS a medium to travel.

5. An astronaut cannot hear his companion on the surface of the moonbecause :(i) frequencies produced are above the audio frequenciesthere is no medium for sound propagation(ii)temperature is too low during night and high during day(III) there are too many craters on the surface of the mooniv) there is no medium for sound propagation

Answer»

ANSWER:

iv) There is no medium for sound propagation.

Explanation:

An ASTRONAUT cannot hear his COMPANION on the surface of the moon

because there is no medium for sound propagation in SPACE and sound NEEDS a medium to travel.

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