× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
t
7
m
6
k
6
F
5
j
5
t
5
j
5
G
5
f
5
a
5
d
5
c
5
New Topic  
ankahukuk ankahukuk
wrote...
Posts: 6766
Rep: 0 0
6 years ago
Which of the following created three laws of planetary motion that helped disprove the basic structure of the Ptolemaic system?
 
  A) Johannes Kepler
  B) Tycho Brahe
  C) Nicolaus Copernicus
  D) Galileo
  E) Isaac Newton
Read 38 times
1 Reply
Replies
Answer verified by a subject expert
CelestialCelestial
wrote...
Top Poster
Posts: 5016
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

ankahukuk Author
wrote...

6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
Brilliant
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  843 People Browsing
Related Images
  
 1175
  
 8948
  
 4380
Your Opinion
Do you believe in global warming?
Votes: 419

Previous poll results: Who's your favorite biologist?