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 39 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
Gracias!

deja

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Venous Star Venous Star
Center of Mass of a Binary Star System Center of Mass of a Binary Star System
Growth Chart for American Girls From Birth Through Age 3 Growth slows from infancy to toddlerhood b Growth Chart for American Girls From Birth Through Age 3 Growth slows from infancy to toddlerhood b
Statistics Center (07/2016) Statistics Center (07/2016)
Santiago Calatrava, Port Authority Trans Hudson (PATH) station, World Trade Center site. Santiago Calatrava, Port Authority Trans Hudson (PATH) station, World Trade Center site.
The X-inactivation center (XIC) The X-inactivation center (XIC)
Video: Sickle Cell Anemia

For a complete list of videos, visit our video library