B. Interdependence among specie
Mountains, tops of buildings, and high-flying aircraft are all part of Earth's atmosphere, no matter how high they are. On the other hand, space doesn't belong to our atmosphere, it is outside of it. Having this in mind, the best location to place a telescope used to observe x-rays from stars is in space.
<span>The speed of the light in the materials. Hope this helps!!</span>
The first one is revolves
68.6m/s is the answer <span />
