Question

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

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.

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

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

Answer 1

Earth’s atmosphere deflects (absorbs/blocks) X-rays from space. The atmosphere prevents most X-rays from reaching the ground, so X-ray telescopes must be placed above it in space.