sound need a medium? take an activity
Anupkashyap:
what are u asking??
plzzzzzzz give me a activity
do you want an activity to prove that sound needs a medium?
ya
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This is the most primitive experiment to prove that sound needs medium..
Keep an electric bell in a glass jar. using a vacuum pump, remove all the air in the jar. Now since there is no medium you can't heat the bell ringing
Keep an electric bell in a glass jar. using a vacuum pump, remove all the air in the jar. Now since there is no medium you can't heat the bell ringing
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