Two astronauts are floating close to each other in space. Can they talk to each other without using any special device? Give reasons.

AcademicPhysicsNCERTClass 8

A sound wave can\'t propagate without any medium. In space, there is no medium. So it can\'t travel into space. So, two astronauts cannot talk without using devices in space even if they are floating close to each other.

raja
Updated on 10-Oct-2022 13:29:15

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