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

Author Question: Some part of differentiation may have occurred very early in the first stage of planetary evolution ... (Read 112 times)

Jkov05

  • Hero Member
  • *****
  • Posts: 556
on: Jul 27, 2018
Some part of differentiation may have occurred very early in the first stage of planetary evolution as:
 
  A) the heat released by infalling matter melted the growing Earth.
  B) the heat released by radioactive decay melted the growing Earth.
  C) the heavy bombardment in the early Solar System cratered Earth.
  D) the heavy bombardment in the early Solar System formed giant basins.

Question 2

The Earth's core has a density of _____.
 
  A) 5.5 g/cm3
  B) 10.5 g/cm3
  C) 14 g/cm3
  D) 18.5 g/cm3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shaikhs

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

C


Jkov05

  • Member
  • Posts: 556
Reply 2 on: Jul 27, 2018
Wow, this really help

jackie

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Your heart beats over 36 million times a year.

Polyploidy has been an important factor in the evolution of plants. Polyploidy has been an important factor in the evolution of plants.
Early claims of relieving headaches with Bromo-Seltzer Early claims of relieving headaches with Bromo-Seltzer
Recent history of biochemistry shown by the introduction of new techniques. (part 2) Recent history of biochemistry shown by the introduction of new techniques. (part 2)
The early regulatory region of phage l The early regulatory region of phage l
How to calculate simple interest (Part 5; r = I/Pt) How to calculate simple interest (Part 5; r = I/Pt)
part a part a
Video: Cellular Defects - Osteoblasts, Osteoclasts and Osteocytes

For a complete list of videos, visit our video library