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

Author Question: You have taken a picture of a galaxy 1 billion light years away. That picture shows A) a galaxy ... (Read 116 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
You have taken a picture of a galaxy 1 billion light years away. That picture shows
 
  A) a galaxy that is 1 billion years old. B) a galaxy that is 1 billion light years old.
  C) a galaxy that is 13 billion years old. D) a galaxy as it was 1 billion years ago.

Question 2

The observed composition of ordinary matter in the universeroughly 75 percent hydrogen and 25 percent helium by massclosely matches theoretical predictions based on the Big Bang model.
 
  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

AaaA

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

D

Answer to Question 2

TRUE





 

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

For a complete list of videos, visit our video library