Question #89b14

1 Answer

Only visible light and radio waves come down to Earth's surface..

Explanation:

Other part of electro magnetic spectrum is stopped by the atmosphere.
So we can put optical and radio Telescopes on the surface of Earth.But Gama rays, X rays, infra red(part UV rays etc does not reach the surface.,.So we have to put up space telescopes.which work for particular Wave length Chandra X ray telescope, compton Gamma ray telescope are examples...Optical telescope have light
gathering mirrors. Radio telescopes have large dish antennas.