Q: Does "story" have the same meaning in the following two sentences?

Our shop was on the fourth story of the building, so we had to install an elevator.

The story of exposure to lead.

A: different meanings

Q: Does "body" have the same meaning in the following two sentences?

They found the body in the lake.

Heavenly body.

A: different meanings

Q: Does "sum" have the same meaning in the following two sentences?

He borrowed a large sum.

The sum of forty pounds.

A:
the same meaning