Statement I:Astronauts cannot talk directly to each other on Moon.

StatementII: Moon has no atmosphere.

Only statement I is correct.

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Only statement II is correct.

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Both the statements are correct.

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Both the statements are incorrect.

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Solution

The correct option is C Both the statements are correct.
Astronauts cannot talk directly to one another on the surface of moon as we do on earth because there is no air on moon to carry the sound waves or sound vibration. Astronauts who land on moon talk to one another through wireless sets which uses radio waves.This is because radio waves can travel through vacuum

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Statement I:Astronauts cannot talk directly to each other on Moon. StatementII: Moon has no atmosphere.

Statement I:Astronauts cannot talk directly to each other on Moon.

StatementII: Moon has no atmosphere.