Chapter 6 Flashcards
1
Q
Explain what a refracting telescope is.
A
It is a telescope that channels light through a lens.
2
Q
Explain what a reflecting telescope is.
A
It is a telescope tat reflects light off of mirrors.
3
Q
If you increase the diameter of a telescope by a factor of 3, by what factor does the light gathering power of the telescope improve?
A
It improves by a factor of 9.
4
Q
Explain the main reason it is important to put telescopes into orbit around Earth.
A
Telescopes in orbit can detect gamma, ultra violet and other radiations that cannot penetrate Earths atmosphere.
