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

Author Question: The Main Sequence is the first stellar stage in which energy produced by ________ balances the ... (Read 72 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
The Main Sequence is the first stellar stage in which energy produced by ________ balances the energy lost by radiation from the surface of the star.
 
  Fill in the blank(s) with correct word

Question 2

The ________ hypothesis was considered plausible in the 1800s, but is it no longer taken seriously.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fffftttt

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

fusion (of hydrogen into helium) or nuclear reactions

Answer to Question 2

collision



stephzh

  • Hero Member
  • *****
  • Posts: 556
Both answers were spot on, thank you once again



fffftttt

  • Sr. Member
  • ****
  • Posts: 322

 

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

For a complete list of videos, visit our video library