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

Author Question: The luminosity of light emerging from the star's gaseous surface is equal to the A) rate of ... (Read 14 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
The luminosity of light emerging from the star's gaseous surface is equal to the
 
  A) rate of energy generated from nuclear reactions in the star's core.
  B) mass of the star.
  C) star's apparent brightness.
  D) star's lifetime.
  E) temperature of the star's core.

Question 2

A GUT (grand unified theory) refers to theories that ________.
 
  A) unify the electromagnetic and weak forces
  B) unify the strong force with the electromagnetic and weak forces
  C) unify gravity with the strong and weak forces
  D) unify all four forces together



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shayla

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

A

Answer to Question 2

B





 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

For a complete list of videos, visit our video library