It's like the way a stone will sink in water, but a piece of wood will not.

Song soldiers went to check the damage, and saw that the stone had sunk a few feet into the solid ground.

But the stones sank away from under his sole.

The project ended when the stone sank in the sea.

The stone on which we stood sank under us.

The stone sank without a trace of its passage.

Any angle over 45 degrees, the researchers say, and the stone will sink.

Three more stones hit the water and sank, while I searched my mind for an answer that would mean something to him.

The first stones sank at once, but eventually they began to fill the hole.

The stone before him sank back; faint light came through the gap.