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

Author Question: Stars lying above the main sequence that are relatively cool but very bright are called a. red ... (Read 7 times)

NClaborn

  • Hero Member
  • *****
  • Posts: 560
on: Jul 28, 2018
Stars lying above the main sequence that are relatively cool but very bright are called
 a. red giants.
  b. white dwarfs.
  c. brown dwarfs.
  d. pulsars.

Question 2

The lowest energy level of a hydrogen atom (n = 1) is called
 a. the ground state.
  b. the potential state.
  c. the ionization state.
  d. none of these.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bbburns21

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

a


NClaborn

  • Member
  • Posts: 560
Reply 2 on: Jul 28, 2018
:D TYSM

hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

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?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Dish from Ecuador called "Cuy" Dish from Ecuador called "Cuy"
Spider's main organs Spider's main organs
Diphtheria. The bacteria that cause this disease, called Corynebacterium diphtheriae, proliferate in Diphtheria. The bacteria that cause this disease, called Corynebacterium diphtheriae, proliferate in
Sequence of Physical Examination Procedure Sequence of Physical Examination Procedure
The illusory bands visible in this figure are often called Mach bands, although Mach used a ... The illusory bands visible in this figure are often called Mach bands, although Mach used a ...
Separation of main-band (MB) and satellite (S) DNA Separation of main-band (MB) and satellite (S) DNA
Video: Structure of Amino Acid, Peptide Bonds & Polypeptides

For a complete list of videos, visit our video library