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25 Cards in this Set
- Front
- Back
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A transverse wave that transfers electrical and magnetic energy is... |
An Electromagnetic Wave |
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What is energy that is transferred through space by electromagnetic waves? |
Electromagnetic Radiation |
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What is light that passes through a polarized filter in only one direction? |
Polarized Light |
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What is it called when electrons move when a beam of light shines on them, causing Electric Current? |
The Photoelectric Effect |
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What is a tiny packet of light energy? |
Photon |
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What is the complete range of electromagnetic waves? |
Electromagnetic Spectrum |
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What are the electromagnetic waves with the longest wavelength and lowest frequencies? |
Radio Waves |
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What are the Radio Waves with the shortest wavelength and highest frequencies? |
Microwaves |
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A system that used reflected radio waves to detect an object is... |
A Radar |
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Electromagnetic waves with wavelength shorter than radio waves is... |
Infrared rays |
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What is an image that shows different temperatures in different colors? |
Thermogram |
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What are electromagnetic waves that you can see? |
Visible light |
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Electromagnetic waves with wavelengths just shorter then visible light is? |
Ultraviolet rays |
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What are the electromagnetic waves with wavelength just shorter then ultraviolet rays? |
X-Rays |
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What is the electromagnetic wave with shortest wavelength and longest frequencies? |
Gamma rays |
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What is an object if you see it by reflected light? |
Illuminated |
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What is an object if it gives off its own light? |
Luminous |
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What type of light bulb glows when a filament inside gets white hot? |
Incandescent light |
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What type of light bulb has a tungsten filament, contains a halogen bulb, and gets much hotter then an ordinary bulb? |
Tungsten-Halogen Bulb |
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What type of light contains a gas and is coated on the inside with powder? |
Fluorescent Light |
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What type of bulb contains Neon or Argon gas and a small amount of mercury or sodium? |
Vapor Light |
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What type of light contains neon gas? |
Neon light |
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What is a method of transmitting signals by changing the amplitude of the wave? |
Amplitude Modulation |
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What is a method of transmitting signals by changing the frequency of the wave? |
Frequency modulation |
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What is an instrument used to view different colors of light produced by light sources? |
Spectroscope. |
