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

Author Question: How hot was the universe at time zero? A) 2.73 K B) 5, 800 K C) 16, 000 K D) 1032 K E) We ... (Read 26 times)

lunatika

  • Hero Member
  • *****
  • Posts: 548
on: Jul 27, 2018
How hot was the universe at time zero?
 
  A) 2.73 K
  B) 5, 800 K
  C) 16, 000 K
  D) 1032 K
  E) We have no theory capable to addressing this question.

Question 2

In the Bohr model, the transitions of electrons down to ground state produce the Lyman lines in the ultraviolet.
 
  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

wuly

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

TRUE


lunatika

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


wuly

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Time Slows Down Near Matter Time Slows Down Near Matter
Adenosine, Time of Day, and Hunger Adenosine, Time of Day, and Hunger
Time Time
Diego Rivera, Man, Controller of the Universe. Diego Rivera, Man, Controller of the Universe.
Radiation Side Effects, Healing Time, and Intervention Radiation Side Effects, Healing Time, and Intervention
Using a vacuum hose and a test light to ground one cylinder at a time on a distributorless ignition ... Using a vacuum hose and a test light to ground one cylinder at a time on a distributorless ignition ...
Video: Genetics of Cancer

For a complete list of videos, visit our video library