Author Question: What are two advantages of large scopes over smaller ones? A) Large scopes have a larger field of ... (Read 202 times)

gonzo233 · **on:** Jul 27, 2018

What are two advantages of large scopes over smaller ones?

A) Large scopes have a larger field of view and sharper focus.
B) Large scopes are not subject to atmospheric turbulence and opacity like smaller ones.
C) Large scopes are easier to mount and control than small ones.
D) Large telescope have more light grasp and better resolution.
E) Large telescopes give higher magnification and are easier to build.

Question 2

A supernova that occurred 30,000 years ago in a galaxy 100,000 light years away will be observed on Earth:

A) 30,000 years from now.
B) 70,000 years ago.
C) 70,000 years from now.
D) 100,000 years ago.
E) 100,000 years from now.