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

Author Question: What are thought to be some possible causes of triggering the contraction of an interstellar cloud? ... (Read 46 times)

jman1234

  • Hero Member
  • *****
  • Posts: 560
on: Jul 27, 2018
What are thought to be some possible causes of triggering the contraction of an interstellar cloud?
 
  What will be an ideal response?

Question 2

According to the nebular theory, what are asteroids and comets?
 
  A) They are the shattered remains of collisions between planets.
  B) They are the shattered remains of collisions between moons.
  C) They are leftover planetesimals that never accreted into planets.
  D) They are chunks of rock or ice that condensed long after the planets and moons had formed.
  E) They are chunks of rock or ice that were expelled from planets by volcanoes.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

owenfalvey

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

The shockwave from the formation of nearby type O and B stars, the shockwave from a nearby supernova, or parts of the cloud become too cold to balance the inward force of gravity.

Answer to Question 2

C


jman1234

  • Member
  • Posts: 560
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Premature ventricular contraction. Premature ventricular contraction.
Stars and the Interstellar Medium Stars and the Interstellar Medium
Interstellar Reddening Interstellar Reddening
The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha
Growth of Cloud Droplets Growth of Cloud Droplets
Cloud Classification Cloud Classification
Video: Interview with Person who has Schizophrenia

For a complete list of videos, visit our video library