Question: "difference" used in the same way in the following two sentences?

It just won't make much of a difference to anyone.

His support made a real difference.
Answer: the same meaning
Question: "machine" used in the same way in the following two sentences?

The boxer was a magnificent fighting machine.

The war machine.
Answer: different meanings
Question: "move" used in the same way in the following two sentences?

To move in a matter.

She moved the queen closer to the centre of the board.
Answer: different meanings
Question: "head" used in the same way in the following two sentences?

A head of cauliflower.

He is two heads taller than his little sister.
Answer:
different meanings