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

Author Question: Spiral galaxies are mostly found ____. a. in poor clusters where their disk structure will not be ... (Read 14 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
Spiral galaxies are mostly found ____.
 
  a. in poor clusters where their disk structure will not be disrupted
 b. isolated in space with only small dwarf galaxies nearby
 c. in the center of rich clusters where tidal forces can support their arm structure
  d. in clusters with hot intergalactic gas helping support star formation
 e. orbiting giant elliptical galaxies in a galactic binary system

Question 2

A lens called the _______________ is typically used to magnify the image and make it convenient to view distant objects.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

stillxalice

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

a

Answer to Question 2

eyepiece




segrsyd

  • Member
  • Posts: 530
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

For a complete list of videos, visit our video library