Question

Question

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

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

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.

Answer 1

The correct response is:

Earth’s atmosphere deflects X-rays from space.

X-rays do not penetrate the Earth's atmosphere effectively, which is why X-ray telescopes must be placed in space to observe astronomical X-ray sources.