SortStack #2225 — 2032-07-12

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 black peppercorn 4 mm

   Pepper was once so valuable it was used as currency and accepted to pay rent and taxes in medieval Europe.

3. A hen's egg 5.5 cm

   An eggshell has up to 17,000 tiny pores that let the developing chick breathe through the surface.

4. A blue whale 28 m

   The largest animal ever known, its heart alone is the size of a small car and beats just a few times a minute.

5. The Grand Canyon (length) 446 km

   The Colorado River carved it over millions of years, exposing rock layers nearly two billion years old at the bottom.

6. The Amazon River (length) 6.4K km

   It discharges so much water that it freshens the Atlantic Ocean more than 100 kilometres out from its mouth.

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