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

Author Question: Current estimates place the age of the universe at about A) 10 billion years. B) 10 million ... (Read 59 times)

natalie2426

  • Hero Member
  • *****
  • Posts: 524
on: Jul 27, 2018
Current estimates place the age of the universe at about
 
  A) 10 billion years.
  B) 10 million years.
  C) 14 billion years.
  D) 4 billion years.

Question 2

Although the entire universe may be much larger than our observable universe, we can see only within our observable universe. The boundary of our observable universe is called
 
  A) the cosmological horizon.
  B) the Big Bang.
  C) the lookback time.
  D) the singularity.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Tonyam972

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

A


natalie2426

  • Member
  • Posts: 524
Reply 2 on: Jul 27, 2018
Gracias!

nanny

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

President-elect Barack Obama 150 million tiny carbon nanotubes President-elect Barack Obama 150 million tiny carbon nanotubes
Universe Universe
Foley catheter: The inflated balloon at the tip of the catheter holds the Foley catheter in place in ... Foley catheter: The inflated balloon at the tip of the catheter holds the Foley catheter in place in ...
During their elderly years, men and women continue to exhibit aspects of the gender roles that they ... During their elderly years, men and women continue to exhibit aspects of the gender roles that they ...
Current Geopolitics and Civil Liberties Current Geopolitics and Civil Liberties
Gulf Stream/North Atlantic Current Gulf Stream/North Atlantic Current
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

For a complete list of videos, visit our video library