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 228 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
YES! Correct, THANKS for helping me on my review


tandmlomax84

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

For a complete list of videos, visit our video library