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

Author Question: What is meant by a cosmological distance? What will be an ideal ... (Read 42 times)

Garrulous

  • Hero Member
  • *****
  • Posts: 686
on: Jul 27, 2018
What is meant by a cosmological distance?
 
  What will be an ideal response?

Question 2

What is true of a blackbody?
 
  A) If its temperature doubled, the peak in its radiation curve would be doubled in wavelength.
  B) Its energy peaks at the wavelength determined by its temperature.
  C) It has a complete absence of thermal energy.
  D) Its energy is not a continuum.
  E) It appears black to us, regardless of its temperature.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brbarasa

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jul 27, 2018
Answer to Question 1

A distance on the scale of the universe. An object at this distance will show an extremely large redshift.

Answer to Question 2

B


Garrulous

  • Member
  • Posts: 686
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

FergA

  • Member
  • Posts: 352
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?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

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 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Examples of cell-to-cell communication based on the distance between cells Examples of cell-to-cell communication based on the distance between cells
The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport. The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport.
Using Parallax to Determine Distance Using Parallax to Determine Distance
Comet 67P/Churyumov-Gerasimenko from a distance of just 29 kilometres (ESA) Comet 67P/Churyumov-Gerasimenko from a distance of just 29 kilometres (ESA)
Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The
Having a time zone map located near the telephone will assist you when making long distance calls ou Having a time zone map located near the telephone will assist you when making long distance calls ou
Video: Phases of mitosis

For a complete list of videos, visit our video library