SortStack #3471 — 2035-12-10

By size · Order from shortest to longest.

1. A single poppy seed 1.3 mm

   It takes roughly 3,000 poppy seeds to make a single gram, which is why they scatter so easily off a bagel.

2. A standard paperclip 3.2 cm

   The familiar looped design, called the Gem clip, was never patented and has barely changed in over a century.

3. An average adult human 1.8 m

   Humans have grown roughly 10 centimetres taller on average over the past 150 years thanks to better nutrition.

4. The Leaning Tower of Pisa 58 m

   It began tilting during construction in the 1170s because of soft ground, and engineers only stabilised it in 2001.

5. A marathon course 42.2 km

   The odd distance was fixed in 1908 so the London race could start at Windsor Castle and finish before the royal box.

6. The Mississippi River (length) 3.7K km

   A raindrop falling at its source takes about 90 days to drift all the way down to the Gulf of Mexico.

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