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8 Cards in this Set
- Front
- Back
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Electromagnetic waves
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vibrating electric charges that can travel through space where matter is not present
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Frequency
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the number of vibrations that occur in one second; it is measured in Hertz
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Photon
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a particle whose energy depends on the frequency of light
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Radio waves
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low-frequency electromagnetic wave with wavelengths greater than 1 mm
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Infrared waves
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a type of electromagnetic wave with wavelengths between 1 mm and 750 billionths of a meter
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Visible light
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the range of electromagnetic waves that you can detect with your eyes
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X-rays
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ultra-high-frequency electromagnetic waves; so energetic that they can travel through matter
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Gamma-rays
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ultra-high-frequency electromagnetic waves; so energetic that they can travel through matter
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