Which of these wavelength regions must be observed from space because almost no energy in this region reaches the ground?
A) radio
B) infrared
C) X-rays
D) visible light

Name: Which of these wavelength regions must be observed from space because almost no energy in this region reaches the ground? A) radio B) infrared C) X-rays D) visible light
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Question

Quizplus · Accepted Answer

X-rays are absorbed by the Earth's atmosphere and do not reach the ground, so they must be observed from space.

Which of These Wavelength Regions Must Be Observed from Space