Q: Does the word "face" mean the same thing in "The face of the city is changing." and "The face of this company."?

A: the same meaning

Q: Does the word "length" mean the same thing in "He determined the length of the shortest line segment joining the two points." and "A length of tubing."?

A: different meanings

Q: Does the word "understand" mean the same thing in "I understand what she means." and "I understand wanting more."?

A: the same meaning

Q: Does the word "job" mean the same thing in "The job of repairing the engine took several hours." and "Estimates of the city's loss on that job ranged as high as a million dollars."?

A:
the same meaning