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

The back of the dental chair was adjustable.

He stood at the back of the stage.
Answer: different meanings
Question: "taste" used in the same way in the following two sentences?

She enjoyed her brief taste of independence.

His cold deprived him of his sense of taste.
Answer: different meanings
Question: "side" used in the same way in the following two sentences?

He was on the heavy side.

Look on the bright side.
Answer: the same meaning
Question: "life" used in the same way in the following two sentences?

It was a heavy play and the actors tried in vain to give life to it.

The life of this milk carton may be thousands of years in this landfill.
Answer:
different meanings