Energy In the Universe Quick Check

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Question
Why are X-ray telescopes placed in space, but not on Earth’s surface? (1 point)
Responses

Earth’s atmosphere deflects X-rays from space.
Earth’s atmosphere deflects X-rays from space.

A telescope in space is closer to the planets and stars.
A telescope in space is closer to the planets and stars.

X-rays are too powerful and dangerous to be used on Earth.
X-rays are too powerful and dangerous to be used on Earth.

Earth’s surface releases X-rays into the atmosphere.
Earth’s surface releases X-rays into the atmosphere.
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Answer 1

The correct response is:

Earth’s atmosphere deflects X-rays from space.

X-rays are absorbed by the Earth's atmosphere, which is why X-ray telescopes need to be placed in space to observe astronomical objects that emit X-rays.