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

Author Question: The astronomer who originally classified galaxies into S, E, and Irr was A) Henrietta Leavitt. ... (Read 20 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
on: Jul 27, 2018
The astronomer who originally classified galaxies into S, E, and Irr was
 
  A) Henrietta Leavitt.
  B) Carl Sagan.
  C) William Herschel.
  D) Harlow Shapley.
  E) Edwin Hubble.

Question 2

Which property is common to spiral galaxies?
 
  A) very little internal structure
  B) open clusters in the halo
  C) globular clusters in the nucleus
  D) ongoing star formation and emission nebula in the arms
  E) ongoing star formation and emission nebula in the halo


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

steff9894

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

D


krzymel

  • Member
  • Posts: 548
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

okolip

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Detritivores are often classified according to their body size as microflora, microfauna, mesofauna, Detritivores are often classified according to their body size as microflora, microfauna, mesofauna,
Spiral Galaxies Seen Nearly Edge On from the Milky Way Spiral Galaxies Seen Nearly Edge On from the Milky Way
Galaxies with Rings Galaxies with Rings
Merging Galaxies Merging Galaxies
Gravitational Lensing of Extremely Distant Galaxies Gravitational Lensing of Extremely Distant Galaxies
Galaxies Galaxies
Video: Epidural Hematoma

For a complete list of videos, visit our video library