"Suppose you drop a meatball off a cliff. If air resistance can be neglected, what will be the meatball's instantaneous speed after 6 seconds? How far will it have fallen?"
The spreadsheet is already set up to solve this problem - just find the pertinent values.
Oh, wait, you say - I need a more accurate calculation that uses 9.8 m/s/s for "g" instead of 10 m/s/s! All you need to do is change the value of cell B3, and the spreadsheet adjusts automatically.