Top Posters
Since Sunday
j
4
m
4
4
4
n
3
m
3
R
3
V
3
e
3
w
3
j
3
a
3
Home Q & A Board Science-Related Homework Help Physics Astronomy
New Topic  
sam3359 sam3359
wrote...
Go to Answer
Posts: 148
Rep: 0 0
2 months ago

The Terrestrial planets are thought to have formed by accreting solid planetesimals, all with about the same composition. What does this mean?



▸

They were initially molten, forming an iron core first, then they accreted a silicate crust later.



▸

They were initially molten, forming a silicate core first, then they accreted an iron crust later.



▸

They were initially collections of solid particles, which melted and then differentiated into a high-density iron metal core and low-density silicate crust.



▸

They were initially collections of solid particles, which melted and then differentiated into a high-density silicate core and low-density iron metal crust.

Textbook 
ASTRO

ASTRO


Edition: 3rd
Authors:
Read 74 times
1 Reply
Replies
Answer verified by a subject expert
roman91roman91
wrote...
#1
Posts: 140
Rep: 0 0
2 months ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

sam3359 Author
wrote...

2 months ago
Helped a lot
Fleury
wrote...

Yesterday
This calls for a celebration Person Raising Both Hands in Celebration
Starfiew
wrote...

2 hours ago
This site is awesome
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1192 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 465
  
 4482
  
 323
Your Opinion
What's your favorite coffee beverage?
Votes: 302
Previous poll results: Which industry do you think artificial intelligence (AI) will impact the most?