There Are No Radio Telescopes in Space Because

question 108

Multiple Choice

There are no radio telescopes in space because:

• A)no one has built an antenna large enough to reach astronomical objects yet.
• B)radio telescopes are too fragile and expensive to make to put into space.
• C)there is too much radio noise in space, so a radio telescope won't work out there.
• D)radio waves penetrate Earth's atmosphere so there is no need to put one in space.
• E)you need an array, like the VLA, to detect ANY radio radiation, so it is just not realistic to putan entire array in space.