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Electromagnetic waves are emitted by the Sun and other stars Do not require a medium to travel

The Electromagnetic Spectrum. Electromagnetic waves are emitted by the Sun and other stars Do not require a medium to travel EM waves all travel at the same speed of light , 300,000,000 m/s, but they have different wavelengths and different frequencies. Radio Waves.

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Lenses video page - PowerPoint PPT Presentation

Electromagnetic waves are emitted by the Sun and other stars Do not require a medium to travel