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Astronomy
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Atmospheric Windows and Observatory Wavelengths
Grade Level
Astronomy
AST.086 Atmospheric Windows and Observatory Wavelengths
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Which wavelength is most likely to be observed from the ground with a standard optical telescope under clear skies?
A
1 nm X-rays
B
500 nm visible light
C
100 μm far-infrared
D
0.001 nm gamma rays
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