The Chandra X-ray Observatory must operate in space because
A) X-rays do not penetrate Earth's atmosphere.
B) X-rays are too dangerous to be allowed on the ground.
C) X-ray telescopes require the use of grazing incidence mirrors.
D) It was built by NASA.

Question

Quizplus · Accepted Answer

X-rays do not penetrate Earth's atmosphere, so a space-based telescope like the Chandra X-ray Observatory is necessary to study X-ray sources in the universe.

The Chandra X-Ray Observatory Must Operate in Space Because