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

Author Question: What did the COBE satellite find regarding the smoothness of the cosmic background radiation? ... (Read 50 times)

amal

  • Hero Member
  • *****
  • Posts: 572
on: Jul 27, 2018
What did the COBE satellite find regarding the smoothness of the cosmic background radiation?
 
  What will be an ideal response?

Question 2

A television advertisement claiming that a product is light-years ahead of its time does not make sense because ________.
 
  A) light-years can only be used to talk about light
  B) it doesn't specify the number of light-years
  C) it uses light-years to talk about time, but a light-year is a unit of distance
  D) a light-year is an astronomically large unit, so a product could not possibly be so advanced


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 27, 2018
Answer to Question 1

COBE found that the cosmic background radiation has a perfect thermal radiation spectrum, with a peak corresponding to a temperature of 2.73 K. However, it also found slight fluctuations in the radiation. The temperature varies very slightly from one place to another by a few parts in 100,000.

Answer to Question 2

C


amal

  • Member
  • Posts: 572
Reply 2 on: Jul 27, 2018
Wow, this really help

ktidd

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

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.

2008 launch of the SM-3 missile used to destroy American spy satellite USA-193 2008 launch of the SM-3 missile used to destroy American spy satellite USA-193
Background Assumptions and Deeply Ingrained Assumptions Background Assumptions and Deeply Ingrained Assumptions
How to find the point of intersection of two straight lines by graphing How to find the point of intersection of two straight lines by graphing
How to use right endpoints to find an expression showing the area of a function How to use right endpoints to find an expression showing the area of a function
Differentiation-find the derivative by the delta method Differentiation-find the derivative by the delta method
Induction of a thymine dimer by UV radiation, leading to distortion of the DNA Induction of a thymine dimer by UV radiation, leading to distortion of the DNA
Video: Asthma Treatment

For a complete list of videos, visit our video library