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

Author Question: During its formation, Mars cooled quickly because it is a small planet. a. True b. False ... (Read 92 times)

pragya sharda

  • Hero Member
  • *****
  • Posts: 566
on: Jul 27, 2018
During its formation, Mars cooled quickly because it is a small planet.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Why is the production of iron important for understanding the explosion of massive stars?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

patma1981

  • Sr. Member
  • ****
  • Posts: 292
Reply #1 on: Jul 27, 2018
Answer to Question 1

True

Answer to Question 2

Iron nuclei do not produce energy when they fuse, so iron cannot support the weight of the star, or produce heavier elements. The production of iron removes support for the outer layers of the star, causing the core to collapse.


pragya sharda

  • Hero Member
  • *****
  • Posts: 566
Reply #2 on: Jul 27, 2018
Thanks


patma1981

  • Sr. Member
  • ****
  • Posts: 292
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

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

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

The small dorsal fin of this blue whale is just visible on the far left. The small dorsal fin of this blue whale is just visible on the far left.
Mars oppositions from 2003-2018, viewed from above the ecliptic with the Earth centered Mars oppositions from 2003-2018, viewed from above the ecliptic with the Earth centered
The small intestine. Anterior view of the abdominopelvic cavity illustrating how the three sections The small intestine. Anterior view of the abdominopelvic cavity illustrating how the three sections
Renal Physiology - Urine Formation Renal Physiology - Urine Formation
Cell lineage determination in C. elegans vulva formation Cell lineage determination in C. elegans vulva formation
Video: Mitosis step-by-step

For a complete list of videos, visit our video library