This topic contains a solution. Click here to go to the answer

Author Question: What are two advantages of large scopes over smaller ones? A) Large scopes have a larger field of ... (Read 236 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
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.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

elyse44

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

D

Answer to Question 2

C




gonzo233

  • Member
  • Posts: 557
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


ashely1112

  • Member
  • Posts: 347
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

For a complete list of videos, visit our video library