Top Posters
Since Sunday
4
n
3
j
3
x
2
c
2
2
p
2
n
2
3
2
C
2
z
2
k
2
Home Q & A Board Science-Related Homework Help Physics Astronomy
New Topic  
Tsync Tsync
wrote...
Go to Answer
Posts: 3450
Rep: 8 0
8 years ago
Which of these was NOT a part of the original Copernican model?
A) Mercury must move faster in its orbit than any other planet.
B) Mercury speeds up at perihelion, and slows down at aphelion.
C) The Sun lies at the center of the solar system.
D) Venus can go all the way around the Sun.
E) The Earth rotates on its axis once a day.
Textbook 
Astronomy Today

Astronomy Today


Edition: 8th
Authors:
Read 212 times
3 Replies
Minoring in physics
Replies
Answer verified by a subject expert
RatatouilleRatatouille
wrote...
#1
Top Poster
Posts: 3710
Rep: 56 0
8 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Tsync Author
wrote...
#2
8 years ago
This astronomy class is killing me, thanks for chiming in and answering
Minoring in physics
wrote...
#3
8 years ago
Happy to help Slight Smile
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  992 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 391
  
 133
  
 39
Your Opinion
What's your favorite funny biology word?
Votes: 329
Previous poll results: Should Ph.D.'s be addressed as doctors?