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

Author Question: Dark energy accounts for about 70 of the critical density of the Universe. a. True b. False ... (Read 38 times)

Destiiny22

  • Hero Member
  • *****
  • Posts: 557
on: Jul 27, 2018
Dark energy accounts for about 70 of the critical density of the Universe.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Which two elements are most abundant within the Sun?
 
  a. hydrogen and carbon
  b. helium and nitrogen
 c. helium and carbon
 d. hydrogen and oxygen
  e. hydrogen and helium


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bigcheese9

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 27, 2018
Answer to Question 1

True

Answer to Question 2

e


Destiiny22

  • Member
  • Posts: 557
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

gcook

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Dark Matter Dark Matter
Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo
Fear of dark Fear of dark
Energy Energy
Activation energy Activation energy
Global Energy Flow Global Energy Flow
Video: Stroke volume - contractility definition

For a complete list of videos, visit our video library