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

Author Question: True or False: Oxygen most likely accumulated in the atmosphere very gradually after the appearance ... (Read 76 times)

ec501234

  • Hero Member
  • *****
  • Posts: 573
on: Jul 16, 2018
True or False: Oxygen most likely accumulated in the atmosphere very gradually after the appearance of photosynthetic organisms, which consume carbon dioxide while manufacturing oxygen.
 
  Indicate whether this statement is true or false.

Question 2

Evidence that scientists would not utilize to study Earth's formation is
 
  A) Moon rocks.
  B) core samples.
  C) meteorite rocks.
  D) data from other planets.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sierrahalpin

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: TRUE

Answer to Question 2

Answer: B


ec501234

  • Hero Member
  • *****
  • Posts: 573
Reply #2 on: Jul 16, 2018
TY


sierrahalpin

  • Sr. Member
  • ****
  • Posts: 329
Reply #3 on: Jul 16, 2018
Happy to Help


« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

A 1998 false-colour near-infrared image of Uranus showing cloud bands, rings, and moons obtained by A 1998 false-colour near-infrared image of Uranus showing cloud bands, rings, and moons obtained by
False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth. False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth.
Oxygen Equipment 1 Oxygen Equipment 1
Temperature Profile of Earth’s Atmosphere Temperature Profile of Earth’s Atmosphere
Myocardial Oxygen supply and demand Myocardial Oxygen supply and demand
Vertical Structure of the Atmosphere Vertical Structure of the Atmosphere
Video: Causes of Acne

For a complete list of videos, visit our video library