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

Author Question: The microwave background radiation: a. represents the leftover glow from the Big Bang. b. had its ... (Read 202 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
on: Jul 28, 2018
The microwave background radiation:
 a. represents the leftover glow from the Big Bang.
  b. had its slight non-uniformity measured by COBE.
  c. was discovered by Penzias and Wilson.
  d. All of the above.

Question 2

The cosmic background radiation appears compatible with a blackbody source at what temperature?
 a. 0.0003 K
  c. 300 K
  b. 3 K
  d. 0.03 K


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

HandsomeMarc

  • Sr. Member
  • ****
  • Posts: 360
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


Melani1276

  • Hero Member
  • *****
  • Posts: 516
Reply #2 on: Jul 28, 2018
TY


HandsomeMarc

  • Sr. Member
  • ****
  • Posts: 360
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

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?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Ionizing Radiation Ionizing Radiation
Nonvisible Radiation Nonvisible Radiation
Glow worm beetle Glow worm beetle
Science Background Science Background
Average Distribution of Incoming Solar Radiation Average Distribution of Incoming Solar Radiation
Which reaction below represents Th decay by alpha emission? Which reaction below represents Th decay by alpha emission?
Video: Cortisol (protein catabolism, gluconeogenesis, vasoconstriction & anti-inflammation)

For a complete list of videos, visit our video library