This topic contains a solution. Click here to go to the answer

Author Question: In space, positive ions are the result of: A) protons escaping from the nuclei of atoms at ... (Read 118 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
In space, positive ions are the result of:
 
  A) protons escaping from the nuclei of atoms at tremendous temperatures.
  B) electrons being stripped off the outer electron shell for hot atoms.
  C) positrons being added to the atomic nucleus at great energies.
  D) positrons being added to the electron clouds, destroying the electrons.
  E) electrons being added to the cloud, giving them a surplus over protons.

Question 2

Density waves may explain:
 
  A) the lack of blue stars in the halo.
  B) the random orbits of halo stars.
  C) the density of red stars in the bulge.
  D) the spiral arm structure of the Galaxy.
  E) the large number of open clusters 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

ririgirl15

  • Sr. Member
  • ****
  • Posts: 385
Answer to Question 1

B

Answer to Question 2

D





 

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?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

For a complete list of videos, visit our video library