The density of the Universe comes from baryonic matter, ...

[vHAUNG6011]

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

[vkodali]

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]

Excellent

[scottmt]

Thanks for the timely response, appreciate it