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21 Cards in this Set
- Front
- Back
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Electromagnetic spectrum is a fancy word for....
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light
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A mnemonic device or acronym that can help you remember the electromagnetic spectrum is.....
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RMIVUXGC
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What do the letters RMIVUXGC stand for?
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Electric - Radio - Microwave - Infrared - Visible - Ultraviolet - Xray - Gamma - Cosmic
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The light we see with is....
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Visible
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Light rays or light energy travels by way of....
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waves
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Light waves have crests and troughs. A unit of light energy that has one crest and one trough is called a.....
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wavelength
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When a whole bunch of wavelengths of light pass you in one second, then the ____ of wavelength is high.
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frequency
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UV stands for...
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ultraviolet
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"ultra" violet literally means....
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above violet
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"infra"red literally means....
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below red
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Visible white light is composed of the colors....(in order)...
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ROYGBV
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ROYGBV stands for....
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Red - Orange - Yellow - Green - Blue - Violet
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Any light type above ___ light is considered to be harmful to humans and other biological entities.
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Visible
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The LEFT side of the spectrum has ___ energy, ___ frequency, and ___ wavelength
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low
low long |
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The properties of the right side of the spectrum are the OPPOSITE of the LEFT side. So the right has ___ energy, ___ frequency, and ___ wavelength.
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high
high short |
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Red light has ____ energy than blue light.
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lower
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Visible light has ____ energy than microwave light
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higher
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Do all light types travel at the speed of light?
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Yes
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UV light has ____ wavelengths than visible light.
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shorter
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Infrared light is really just...
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heat
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Infrared light has ___ wavelengths than red light
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longer
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