Planetary motions
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Every night, all stars and planets rise in the _______ and set in the ________. What direction do the planets normally move in across the sky with respect to the background stars (prograde motion)? What is retrograde motion, and why do we see it?
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Solution Summary
Planetary motions are described in this solution. It discusses the direction the planets normally move in across the sky with respect to the background stars.
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Problem: Every night, all stars and planets rise in the _______ and set in the ________. What direction do the planets normally move in across the sky with respect to the background stars (prograde motion)? What is retrograde motion, and why do we see it?
Solution:
Here are your answers ...
? No matter where you are on Earth, all stars/planets/sun/moon they all rise in the eastern sky and set in the westerns sky twelve or so hours later as Earth spins in space from west to east. So... east / west is your answer.
? The word "Planet" was given to a ...
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