« previous next »

Author Question: Why do new stars generally form in close proximity? What will be an ideal ... (Read 65 times)

EAugust

  • Hero Member
  • *****
  • Posts: 550
on: Jul 27, 2018
Why do new stars generally form in close proximity?
 
  What will be an ideal response?

Question 2

Large molecules found in meteorites and interstellar clouds are evidence that
 
  A) life is abundant in the galaxy.
  B) life has definitely formed in other places than Earth.
  C) organic molecules are extremely rare.
  D) chemical evolution has taken place elsewhere in the universe.
  E) life originated on Mars before Earth.


SeanoH09

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

As a gas cloud collapses, it breaks into smaller fragments. Each of these fragments in turn break into still smaller fragments. As the process continues, the small fragments become protostars and then stars.

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Evolutionary change in the tetrapod lineage, showing a transitional form. Evolutionary change in the tetrapod lineage, showing a transitional form.
Close-up of a cat's claw, with the quick clearly visible Close-up of a cat's claw, with the quick clearly visible
Drawing of French explorer Paul du Chaillu at close quarters with a gorilla Drawing of French explorer Paul du Chaillu at close quarters with a gorilla
Gastric cancer. In advanced stages of gastric cancer, malignant cells spread to form tumors in the l Gastric cancer. In advanced stages of gastric cancer, malignant cells spread to form tumors in the l
Rising and Setting of Stars at the Equator Rising and Setting of Stars at the Equator
This chart illustrates the bottom up assumption about government. In this, attitudes, culture, and This chart illustrates the bottom up assumption about government. In this, attitudes, culture, and
Video: Hyperglycemia Animation

For a complete list of videos, visit our video library