2. Sample Papers
  3. 8th Class
  4. Science

8th Class Science Sample Paper Science Sample Paper-10

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

    Answer:

    No, they cannot talk to each other without using any special device because there is no medium in space and sound needs medium to travel.                 


You need to login to perform this action.
You will be redirected in 3 sec spinner