It takes more than one kind of telescope to see the light

This is a NASA article on why we need different kinds of telescopes to look at outer space - from 1999, but still an excellent article!

Answer these questions in Journal 6, part a.)

1. How do telescopes rely on the interaction between energy and matter?
   
2. Can one telescope detect all EM waves? Why or why not? 
   
3. Who discovered the first EM waves coming from space that were not visible light?
   
4. List several other types of telescopes for the different EM waves and give some information about each.