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We know that a sound needs a medium to travel as it is wave. But light which is also wave doesn't need a medium. Why? Please can anyone explain?
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We know that a sound needs a medium to travel as it is wave. But light...
Sound travels faster in steel than air because of molecules, in air molecules are apart from each other while in the steel they are more closer and tightly.And light is faster in vacuum because of it has less density than the steel.
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We know that a sound needs a medium to travel as it is wave. But light which is also wave doesn't need a medium. Why? Please can anyone explain?
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We know that a sound needs a medium to travel as it is wave. But light which is also wave doesn't need a medium. Why? Please can anyone explain? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about We know that a sound needs a medium to travel as it is wave. But light which is also wave doesn't need a medium. Why? Please can anyone explain? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for We know that a sound needs a medium to travel as it is wave. But light which is also wave doesn't need a medium. Why? Please can anyone explain?.
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