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

Author Question: What was the temperature of the Universe when the recombination took place that produced the cosmic ... (Read 72 times)

Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564
on: Jul 27, 2018
What was the temperature of the Universe when the recombination took place that produced the cosmic background radiation we observe today?
 
  a. about 2.7 K
  b. about 300 K
  c. about 3000 K
  d. about 3 million K
  e. about 3 billion K

Question 2

A white dwarf is not necessarily the color white.
 
  a. True
  b. False
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Briannahope

  • Sr. Member
  • ****
  • Posts: 364
Reply #1 on: Jul 27, 2018
Answer to Question 1

c

Answer to Question 2

True


Alygatorr01285

  • Member
  • Posts: 564
Reply 2 on: Jul 27, 2018
Gracias!

bitingbit

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Comparison of the radius of fruits produced by native and introduced species of Sapindaceae Comparison of the radius of fruits produced by native and introduced species of Sapindaceae
Body Temperature Responses Body Temperature Responses
Factors Affecting Body Temperature Factors Affecting Body Temperature
Place the tennis balls in a sock on the floor behind you, then lie with the middle of your thoracic ... Place the tennis balls in a sock on the floor behind you, then lie with the middle of your thoracic ...
Cycles of Air Temperature Cycles of Air Temperature
Effects of Temperature on Gene Expression Effects of Temperature on Gene Expression
Video: Sister chromatids of a metaphase chromosome animation

For a complete list of videos, visit our video library