This topic contains a solution. Click here to go to the answer

Author Question: Which statement correctly locates the formation of the Earth and the appearance of the first humans ... (Read 39 times)

Metfan725

  • Hero Member
  • *****
  • Posts: 552
Which statement correctly locates the formation of the Earth and the appearance of the first humans on the cosmic calendar, which compresses the 14-billion year history of the universe into one year, where now is exactly midnight,
 
  A) Earth forms in January, life begins in April, and humans appear in early December.
  B) Earth forms in January, life begins in September, and humans appear in October.
  C) Earth forms in early September, life begins in late September, humans appear a few hours before midnight, Dec 31.
  D) Earth forms in early September, life begins in November, and humans appear on Dec 15.

Question 2

The Big Bang predicts that the universe should be 25 percent hydrogen and 75 percent helium.
 
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nekcihc358

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

C

Answer to Question 2

FALSE




Metfan725

  • Member
  • Posts: 552
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


connor417

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Excellent

 

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

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

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?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

For a complete list of videos, visit our video library