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

Author Question: The density of the Universe comes from baryonic matter, non-baryonic dark matter, and dark energy. ... (Read 117 times)

vHAUNG6011

  • Hero Member
  • *****
  • Posts: 514
The density of the Universe comes from baryonic matter, non-baryonic dark matter, and dark energy. What percentage of the density of the Universe do each of the three represent?
 
  What will be an ideal response?

Question 2

The Hertzsprung-Russell Diagram is a plot for stars using absolute magnitude versus temperature.
 
  a. True
  b. False
  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

vkodali

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

The density of the Universe comes from three different sources in ratios of approximately 5 for normal, baryonic matter; 25 for non-baryonic dark matter; and 70 for dark energy.

Answer to Question 2

True




vHAUNG6011

  • Member
  • Posts: 514
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


ashely1112

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Gracias!

 

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?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

For a complete list of videos, visit our video library