Answer:
A.
Explanation:
Cities are marked by dots, points, on maps.
Advantage-extra work\data to compare first data with.
Disadvantage-Your data might change over time.
I believe that would be a palindrome.
Answer:
25000 J
Explanation:
Work can be calculated with the equation: Work = Force × Distance. The SI unit for work is the joule (J), or Newton. meter (N. m).