Correct. The surface gravity of Jupiter is 2.4x more than that of earth because it is bigger
That is, Mars appears to move fromwest to east from one night to the next. Every two years or so, there are a couple of months when Mars' position from night to night seems to change direction and move east to west.
Answer:
The answer is C
Explanation:
After the invention of a plow and other tools less people were needed to complete the job.