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

Author Question: Dark energy accounts for about 70 of the critical density of the Universe. a. True b. False ... (Read 79 times)

Destiiny22

  • Hero Member
  • *****
  • Posts: 557
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
Answer to Question 1

True

Answer to Question 2

e




Destiiny22

  • Member
  • Posts: 557
Reply 2 on: Jul 27, 2018
Gracias!


cici

  • Member
  • Posts: 325
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

For a complete list of videos, visit our video library