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 56 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!

Dinolord

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

« previous next »
 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

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.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Structure of the Early Universe Structure of the Early Universe
Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that
A typical clean-in-place system A typical clean-in-place system
Slide thumbs over forehead and down sides of nose. (A) Using no oil or lotion, place thumbs in ... Slide thumbs over forehead and down sides of nose. (A) Using no oil or lotion, place thumbs in ...
Pelvic rock. Place your right hand over the recipient’s left hip bone. Place your left hand over ... Pelvic rock. Place your right hand over the recipient’s left hip bone. Place your left hand over ...
What amount was invested 35 years ago at 7% compounded semiannually if the value of the ... What amount was invested 35 years ago at 7% compounded semiannually if the value of the ...
Video: Renin/Angiotensin (water gain from urine & Na ion and water reabsorption)

For a complete list of videos, visit our video library