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

Author Question: What is an ionization nebula? A) a name sometimes used to describe spiral galaxies besides the ... (Read 46 times)

DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
on: Jul 27, 2018
What is an ionization nebula?
 
  A) a name sometimes used to describe spiral galaxies besides the Milky Way
  B) a region of very hot, low-density gas surrounding a recent supernova
  C) a clump of gas that will soon give birth to a new star
  D) a colorful cloud of gas that glows because it is heated by light from nearby hot stars

Question 2

The masses of most spiral galaxies, like ours, are a few billion solar masses.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ririgirl15

  • Sr. Member
  • ****
  • Posts: 385
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

FALSE


DyllonKazuo

  • Member
  • Posts: 565
Reply 2 on: Jul 27, 2018
Gracias!

mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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?

If you could remove all of your skin, it would weigh up to 5 pounds.

The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
The Crab Nebula and Pulsar The Crab Nebula and Pulsar
Spiral Galaxies Seen Nearly Edge On from the Milky Way Spiral Galaxies Seen Nearly Edge On from the Milky Way
Giant Elliptical Galaxies Giant Elliptical Galaxies
Galaxies with Rings Galaxies with Rings
IMAGES THAT DESCRIBE CELLULAR PARTS IMAGES THAT DESCRIBE CELLULAR PARTS
Video: New DNA Strand Replication

For a complete list of videos, visit our video library