Sentences with Hourglass

With a gentle flip, the scientist started the experiment, watching the particles move through the hourglass-shaped chamber.

The fitness instructor encouraged the class to complete one more set before the hourglass ran out, pushing everyone to their limits.

The chess grandmaster, deep in thought, stared at the chessboard as if watching the sands of an hourglass determine the next move.

The oceanographer used an hourglass-shaped device to measure the rate of water flow in the estuary, aiding in environmental research.

The coach emphasized the importance of pacing oneself in the marathon, comparing it to watching the sand slowly fall in an hourglass.