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

Author Question: Spiral galaxies are mostly found ____. a. in poor clusters where their disk structure will not be ... (Read 90 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

eyepiece


segrsyd

  • Member
  • Posts: 530
Reply 2 on: Jul 27, 2018
Excellent

Sarahjh

  • Member
  • Posts: 370
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Lichen structure Lichen structure
Eukaryotic structure Eukaryotic structure
Ketone structure and Acetoacetic acid Ketone structure and Acetoacetic acid
Major Types of Hydrogen Bonds Found in Biomolecular Interactions Major Types of Hydrogen Bonds Found in Biomolecular Interactions
Shallow Hal Soundtrack 07 Baby, Now That I've Found You - The Foundations Shallow Hal Soundtrack 07 Baby, Now That I've Found You - The Foundations
We lost the 6th book in the series. After two months, we finally found it. We lost the 6th book in the series. After two months, we finally found it.
Video: Rods and Cones Animation

For a complete list of videos, visit our video library