This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The angular resolution of an 8-inch diameter telescope is ________ greater than that of a 2-inch ... (Read 97 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jul 27, 2018
The angular resolution of an 8-inch diameter telescope is ________ greater than that of a 2-inch diameter telescope.
 
  A) 2 times
  B) 4 times
  C) 8 times
  D) 9 times
  E) 16 times

Question 2

Most galaxies in the Local Group are:
 
  A) dwarf spirals.
  B) small irregulars similar to the Magellanic Clouds.
  C) larger spirals than either the Milky Way or M-31 in Andromeda.
  D) dwarf ellipticals, similar to the companions of M-31.
  E) brown dwarfs, with even more dust than our own Galaxy.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

wergv

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

D


ARLKQ

  • Member
  • Posts: 571
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Conservation of Angular Momentum Conservation of Angular Momentum
The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
Spitzer Space Telescope Spitzer Space Telescope
Angular cheilitis. Angular cheilitis.
When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases ... When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases ...
Video: Glycolysis - and oxygen

For a complete list of videos, visit our video library