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

Author Question: Galaxies in clusters are much more likely to become active than ones alone in space. Indicate ... (Read 55 times)

Ebrown

  • Hero Member
  • *****
  • Posts: 567
Galaxies in clusters are much more likely to become active than ones alone in space.
 
  Indicate whether the statement is true or false

Question 2

What is the best description of the Earth's rotation over its entire history?
 
  A) It has periodically reversed directions, as the magnetic polarity reversals show.
  B) It has been constant over the entire history of the solar system.
  C) It undergoes abrupt changes, as the magnetic variations show.
  D) It has slowed down very gradually at about .0015 seconds per century.
  E) It has sped up at about .013 seconds per century.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

flexer1n1

  • Sr. Member
  • ****
  • Posts: 373
Answer to Question 1

TRUE

Answer to Question 2

D



Ebrown

  • Hero Member
  • *****
  • Posts: 567
Both answers were spot on, thank you once again



flexer1n1

  • Sr. Member
  • ****
  • Posts: 373

 

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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?

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.

For a complete list of videos, visit our video library