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

Author Question: What is the significance of large percentage of oxygen in Earth's atmosphere? What will be an ... (Read 56 times)

skymedlock

  • Hero Member
  • *****
  • Posts: 561
on: Jul 27, 2018
What is the significance of large percentage of oxygen in Earth's atmosphere?
 
  What will be an ideal response?

Question 2

The concept that on the grandest of scales, the universe is similar in appearance everywhere is
 
  A) isotropy.
  B) special relativity.
  C) universality.
  D) homogeneity.
  E) general relativity.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kristenb95

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 27, 2018
Answer to Question 1

According to the way we believe the atmosphere evolved, the oxygen is an indication that life is present.

Answer to Question 2

D


skymedlock

  • Member
  • Posts: 561
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th
Schematic of the Earth–Moon system (without a consistent scale) Schematic of the Earth–Moon system (without a consistent scale)
Hints of Earth’s Early Appearance Hints of Earth’s Early Appearance
A difference in oxygen content between the atmosphere and the exhaust gases enables an O2S to ... A difference in oxygen content between the atmosphere and the exhaust gases enables an O2S to ...
Factors Affecting the Environmental Lapse Rate (ELR): Heating or Cooling of the Lower Atmosphere Factors Affecting the Environmental Lapse Rate (ELR): Heating or Cooling of the Lower Atmosphere
Hyperbaric Oxygen Chamber Used in the Treatment of Decompression Illness Hyperbaric Oxygen Chamber Used in the Treatment of Decompression Illness
Video: Second Messengers in the Inositol-lipid Signaling Pathway

For a complete list of videos, visit our video library