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OpenStudy (anonymous):
Will fan and medal! (7th grade science) Mechanical waves travel as disturbances in a physical medium. How do electromagnetic waves travel?
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OpenStudy (shikamaru11):
electromagnetic waves propagate out due to electric and magnetic oscillations in respective fields e.g x-rays......
OpenStudy (jebonna):
They don't need a medium to travel, they can travel through empty space. They carry vibrations through electrical and magnetic fields.
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