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

Author Question: Which of the following happens when a star runs out of hydrogen at its center? A) The core of the ... (Read 85 times)

maegan_martin

  • Hero Member
  • *****
  • Posts: 532
on: Jul 27, 2018
Which of the following happens when a star runs out of hydrogen at its center?
 
  A) The core of the star expands.
  B) The outer layers of the star heat up.
  C) The star moves toward the lower left in the Hertzsprung-Russell diagram.
  D) The stellar core becomes almost pure helium

Question 2

Simple physics predicts that neutron stars should:
 
  A) spin very slowly.
  B) be very cool.
  C) have a radius of more than 100 km.
  D) have strong magnetic fields.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sarah_brady415

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

D


maegan_martin

  • Member
  • Posts: 532
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

nyrave

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Examples of hydrogen bonds Examples of hydrogen bonds
Spectrum of Hydrogen Gas Spectrum of Hydrogen Gas
The Structure of an Old Low-Mass Star The Structure of an Old Low-Mass Star
Apply petrissage to center of abdomen. Place hands palm over palm in center of the abdomen. Create ... Apply petrissage to center of abdomen. Place hands palm over palm in center of the abdomen. Create ...
Core Concepts in Pharmacology Core Concepts in Pharmacology
RUSP 34 Core Conditions for Newborn Genetic Screening RUSP 34 Core Conditions for Newborn Genetic Screening
Video: Blood Flow Through the Kidneys

For a complete list of videos, visit our video library