This topic contains a solution. Click here to go to the answer

Author Question: The Sun's surface seethes and churns with a bubbling pattern. Why? A) We are seeing hot gas ... (Read 50 times)

savannahhooper

  • Hero Member
  • *****
  • Posts: 576
The Sun's surface seethes and churns with a bubbling pattern. Why?
 
  A) We are seeing hot gas rising and cool gas falling due to the convection that occurs beneath the surface.
  B) The churning is an illusion created by varying radiation, as the gas on the Sun's surface is actually quite still.
  C) The churning gas is being stirred up by the strong solar wind.
  D) The Sun's surface is boiling.

Question 2

A white dwarf supernova event is very important to calibrating Hubble's Law. Why? Choose the best answer for the question.
 
  A) It is a very luminous standard candle.
  B) It is a very rare event.
  C) It can only happen to white dwarfs.
  D) The white dwarf supernova in a galaxy tells us how fast a galaxy is expanding away from us.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

debra928

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

A

Answer to Question 2

A




savannahhooper

  • Member
  • Posts: 576
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

For a complete list of videos, visit our video library