« previous next »

Author Question: Which of the following contributes to Venus being so hot? A) It is closer than Earth to the Sun. ... (Read 39 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
on: Jul 27, 2018
Which of the following contributes to Venus being so hot?
 
  A) It is closer than Earth to the Sun.
  B) Its atmosphere is much denser than the Earth's.
  C) Its atmosphere is made chiefly of carbon dioxide.
  D) It has very little axial tilt so the equator is always directly exposed to the Sun.
  E) All of the above are factors.

Question 2

How can Wein's law be used to determine the temperature of a star?
 
  What will be an ideal response?


Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

Careful analysis of the blackbody curve of the star's entire radiation spectrum will reveal a peak that is unique to a given photospheric temperature. Basically, the bluer the star's radiation, the hotter its surface will be.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen
Solar particles interact with Earth's magnetosphere. Sizes not to scale. Solar particles interact with Earth's magnetosphere. Sizes not to scale.
How Orbital Eccentricity Changes the Amount of Solar Radiation Earth Receives How Orbital Eccentricity Changes the Amount of Solar Radiation Earth Receives
Distance from Earth to Sun schematic Distance from Earth to Sun schematic
Planet Earth compared to all its water and air! Planet Earth compared to all its water and air!
Earth day kids Earth day kids
Video: Structures that affect circulation - kidneys and blood volume and skeletal muscle pumping

For a complete list of videos, visit our video library