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

Author Question: The discovery of Eris ________. A) was surprising, since we thought we knew about all large ... (Read 64 times)

drink

  • Hero Member
  • *****
  • Posts: 554
The discovery of Eris ________.
 
  A) was surprising, since we thought we knew about all large objects in the solar system
  B) was not surprising, because other Kuiper belt objects approaching the size of Pluto had already been discovered
  C) was not surprising, because the existence of a massive Planet X had been predicted nearly a century ago
  D) was surprising, due to its backwards orbit around the Sun

Question 2

Why are plate tectonics not as important a factor on the Moon as they are on Earth?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

asdfghjkl;

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

B

Answer to Question 2

The Moon no longer has a molten core, and as it chilled faster than did the larger Earth, the Moon has a thicker crust. The Earth's thin crust is constantly being broken by the conveyor belt of magma pushing upward through our mantle.




drink

  • Member
  • Posts: 554
Reply 2 on: Jul 27, 2018
Gracias!


Dinolord

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

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.

For a complete list of videos, visit our video library